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Theobald Schmid, Horst Widmaier, Friedrich Wolf: Keyboard for initiating switching operations or switching signals associated with respective symbols on the surfaces of the keys. Hand Widmaier Fabrik Fur Apparate Der Fernmelde und Feinwerktechnik, Baker Maxham Callan & Jester, July 23, 1985: US04531033 (18 worldwide citation)

A keyboard for initiating switching functions or switching signals. Synchronizing pins coupled to four key members at the mutually adjacent crossing between them cause actuation of contact sets upon depression of the keyboard surface above each synchronizing pin. Actuation of at least two contact se ...


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Jurgen Dittrich, Jurgen Heinzerling, Dietrich E Meijer, Ralf Mollendorf, Friedrich Wolf: Apparatus for making laminar radiograms. U S Philips Corporation, Thomas A Briody, Edward J Connors Jr, Jack E Haken, February 12, 1980: US04188640 (16 worldwide citation)

In tomosynthesis, as is known, a series of individual images taken in different orientations, are superimposed. By shifting the individual images relative to each other the position of the layer which is sharply reproduced can be changed. However, there may still be unsharpness in said layer, in the ...


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Theobald Schmid, Horst Widmaier, Friedrich Wolf: Keyboard for initiating switching operations or switching signals associated with respective symbols on the surfaces of the keys. Hand Widmaier Fabrik fur Apparate der Fernmelde und Feinwerktechnik, Baker Maxham & Jester, March 10, 1987: US04649246 (4 worldwide citation)

A keyboard for initiating switching functions or switching signals. Synchronizing pins coupled to four key members at the mutually adjacent crossing between them cause actuation of contact sets upon depression of the keyboard surface above each synchronizing pin. Actuation of at least two contact se ...


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Friedrich Wolf, Andreas Altmann: Composite armor plating, particularlyfor installing in motor vehicles. Krauss Maffel Wegmann & Co KG, Robert W Becker & Associates, August 11, 2005: US20050172792-A1

A composite armor plating, especially for installation in motor vehicles, is provided, and comprises individual plates having an outer layer, of a protective material of great hardness, and an inner layer of a fiber material of lesser hardness. Respective steel edge reinforcements of predetermined t ...


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