71
Gerald A Logan: Fender extensions. L T D Enterprises, Klarquist Sparkman Campbell Leigh Hall & Whinston, October 2, 1979: US04169608 (29 worldwide citation)

The specification discloses fender extensions which have inner flanges fitting inside and fastening to the inwardly turned flanges of motor vehicle fenders. The inner flanges press edges of outer, cover portions of the extensions tightly against the sides of the fenders. In an alternate embodiment, ...


72
Ray W Farrier, Roland B Leavens: Process for inhibiting browning of fruit. Diamond Fruit Growers, Klarquist Sparkman Campbell Leigh Hall & Whinston, March 8, 1977: US04011348 (28 worldwide citation)

Raw fruits and vegetables are treated with an aqueous solution having a pH between about 4 and 7.5 and containing a selected ascorbate ion concentration in order to maintain desirable color, texture, odor and flavor characteristics when the fruit and vegetables are stored at aerobic refrigeration co ...


73
Fowler Dwight W: Sewer tapping method and apparatus. Klarquist Sparkman Campbell Leigh Hall & Whinston, November 25, 1975: US3922107 (28 worldwide citation)

A sewer main is tapped to receive a branch connection by employing a core drill which is secured to the side of the sewer main for the drilling operation, after which a branch connecting device is secured to the main in substantially the same manner as the core drill was theretofore secured and over ...


74
Schwab Delmar G, Graham Dennis P: Hydraulic feed for wheel motors. Hyster Company, Klarquist Sparkman Campbell Leigh Hall & Whinston, February 11, 1975: US3865207 (27 worldwide citation)

A rough terrain vehicle has a conventional engine-driven primary drive system and an auxiliary hydrostatic assist drive system having a higher ratio drive than the primary drive system. Thus in the assist system, wheel motors in the normally undriven wheels provide traction assist for the primary dr ...


75
Hagle Edward D: Alphanumeric tactile information communication system. Klarquist Sparkman Campbell Leigh Hall & Whinston, August 27, 1974: US3831296 (27 worldwide citation)

A method and system for communicating with the blind and deaf person produces a sequence of electrical impulses corresponding to the characters on a typewriter keyboard. The impulses are employed to selectively actuate corresponding stimulators positioned on a surface areas of the handicapped person ...


76
Russell James T: Method and apparatus for synchronizing photographic records of digital information. Battelle Development Corporation, Klarquist Sparkman Campbell Leigh Hall & Whinston, June 24, 1975: US3891794 (27 worldwide citation)

An electrical signal recording and playback system is described in which an analog input signal is converted to a digital signal that pulses a light source to form a single, series-recorded track of binary coded digital information including information spots arranged in groups, which track is playe ...


77
Ekstrom Philip A: Measurement of ST depression of electrocardiograms. Board of Regents University of Washington, Klarquist Sparkman Campbell Leigh Hall & Whinston, February 25, 1975: US3868567 (27 worldwide citation)

A method and apparatus for electronically determining the ST depression of an electrocardiogram waveform relative to the PQ level of the same waveform is disclosed. The analyzer and the associated method employ delta modulation and demodulation for processing information. By varying a weight signal ...


78
James D Logan: Ultrasonic sheet material testing apparatus. Metriguard, Klarquist Sparkman Campbell Leigh Hall & Whinston, May 6, 1980: US04201093 (26 worldwide citation)

A device for testing sheet material, such as wood veneer, includes a rolling transducer for introducing ultrasonic signals into the veneer so as to cause travel of the signals generally in the plane of the veneer. Coupling oil filling this transducer facilitates the transmission of the signals into ...


79
Carl J Vick: Insulated beer keg container. Keg Tainer, Klarquist Sparkman Campbell Leigh Hall & Whinston, January 31, 1978: US04071160 (26 worldwide citation)

A container adapted to receive a beer keg includes a cup-like top section fitting telescopically into the upper portion of a cup-like bottom section having a ring-like rim rolled at opposite points to provide handles. The rim has pairs of slots therethrough for binding straps and also has holes for ...


80
Stanley V Ehrlich, John T Ehrlich: Tire shredder. Georgia Pacific Corporation, Klarquist Sparkman Campbell Leigh Hall & Whinston, January 16, 1979: US04134556 (26 worldwide citation)

Multiple cutting discs are fixed in spaced-apart positions on each of two side-by-side counterrotating shafts so that peripheral portions of the discs on each shaft extend into the spaces between discs on the opposite shaft. Each disc has a smooth cylindrical peripheral surface which meets opposed s ...