1
Charles E Frailing, Thomas J Dougherty: Automatic battery analyzer. Globe Union, Neuman Williams Anderson & Olson, March 11, 1980: US04193025 (174 worldwide citation)

Apparatus for automatically testing automotive-type, lead acid storage batteries are disclosed in which three separate tests are made and the results thereof compared to predetermined standards in a specified order to maximize the information obtained about the battery. The three tests measure (1) w ...


2
Fritz Hilzinger, Theodor Schwarz: Clip for surgical purposes. Aesculap Werke Aktiengesellschaft vormals Jetter & Scheerer, Wigman & Cohen, March 11, 1980: US04192315 (153 worldwide citation)

This disclosure relates to a clip for surgical purposes comprising a coil spring having at least one loop and a pair of crossing legs. The ends of the legs which extend beyond the crossing point are formed as clamping jaws. Because the portions of the legs adjoining the loop extend generally paralle ...


3
Richard E Lennon, Stephen M Matyas, Carl H W Meyer, Jonathan Oseas, Paul N Prentice, Walter L Tuchman: Cryptographic verification of operational keys used in communication networks. International Business Machines Corporation, Edwin Lester, March 11, 1980: US04193131 (123 worldwide citation)

In a data communication network providing communication security for communication sessions between a first station and a second station where each station has cryptographic apparatus provided with an operational key which should be common to both stations for cryptographic operations, an operationa ...


4
Manfred Asrican: Cardiac assist device. Charles E Temko, March 11, 1980: US04192293 (121 worldwide citation)

A cardiac assist device which operates by cyclically exerting pressure through an implanted inflatable sheath, which surrounds the myocardium. The sheath is rigid and encloses a bladder or plurality of bladders into which a fluid, either in the form of an inert gas or a liquid is pulsed, with a time ...


5
Heinrich Deibig, Helmut Heide, Roland Reiner, Kari Koster: Bone replacement or prosthesis anchoring material. Batelle Institut e V, Fisher Christen & Sabol, March 11, 1980: US04192021 (106 worldwide citation)

Bone replacement or prosthesis anchoring material on the basis of sintered calcium phosphates which consists of a mixture of calcium phosphates with low or high-molecular-weight organic substances. More specifically, the anchoring material consists of a mixture of calcium phosphates composed of CaO ...


6
George B Mackaness, Joseph P Hou: Contrast media containing liposomes as carriers. E R Squibb & Sons, Lawrence S Levinson, Burton Rodney, March 11, 1980: US04192859 (105 worldwide citation)

X-Ray contrast media are provided containing an X-ray contrast agent such as N,N'-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-5-[(2-hydroxy-1-oxopropyl)am ino]-2,4,6-triiodo-1,3-benzenedicarboxamide, sodium diatrizoate, meglumine diatrizoate, sodium iodipamide, meglumine iodipamide and the like, and a lip ...


7
Karl F Mueller, William R Good: Water-insoluble hydrophilic copolymers. Ciba Geigy Corporation, Luther A R Hall, March 11, 1980: US04192827 (103 worldwide citation)

A water-insoluble hydrophilic gel comprising: (A) about 30 to about 90% of a hydrophilic (a) polymer of identical or different water-soluble mono-olefinic monomers, or (b) copolymer of said water-soluble monomers with 1 to 70% of water-insoluble, identical or different mono-olefinic monomers, which ...


8
Lee E Elfes, Dale A Wood: Stackable filter head unit. Massey Ferguson, John C Thompson, March 11, 1980: US04192750 (102 worldwide citation)

A filter assembly utilizing a plurality of stackable filter head units which permit parallel flow through filter elements mounted within filter bowls, there being one filter element and filter bowl mounted on each of the stackable filter head units. An improved filter head construction is employed w ...


9
Robert A Worrell Sr, Richard T Ross: Flexible and pliable moisture-impervious package. Scott Paper Company, Martin L Faigus, William J Foley, March 11, 1980: US04192420 (97 worldwide citation)

A flexible, moisture-impervious package for moistened webs includes a pocket portion and a flap section. The pocket portion includes an interior compartment in which the moistened webs are retained. A weakened region provided in a top wall of the pocket portion defines a plug section that is separat ...


10
Yoshio Yoshikawa, Takanari Nawata, Akira Amemiya, Toshio Komatsu, Yoshiaki Inoue, Megumu Yuyama: Oxygen absorbent. Mitsubishi Gas Chemical Company, Frishauf Holtz Goodman & Woodward, March 11, 1980: US04192773 (96 worldwide citation)

An oxygen absorbent comprising (a) metal halide-coated metal powder having at least one metal halide coated on the surface of at least one metal powder, the amount of metal halide coated being in the range of from about 0.001 part to about 10 parts by weight per 100 parts by weight of the metal powd ...



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