Patent
Suchergebnisse für: Taste
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Patent:DE521877
01.08.1929 Bergmann, Jean (P) : Taste für Rechen-, Schreib-, und ähnliche -Maschinen
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Patent:GB191119394
18.01.1912 Metall, Ind Schoenebeck A G (P) : Method of Fixing Celluloid Key Rings on to the Metal Keys of Typewriting, Calculating and other Key-board Machines
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Patent:GB730883
01.06.1955 RIV (P) Officine Di Villar Perosa : Process for manufacturing keys provided with figures, letters or other symbols, for registering and calculating machines typewriters and the
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Patent:NL6700334
17.07.1967 NV Philips' Gloeilampenfabrieken : Druktoetseenheid
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Patent:US2615547
28.10.1952 Grobl, J. E. (P) : Keyboard Key
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Patent:US2615548
28.10.1952 Hopkins, G. W. (P) et al : Keyboard Key
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Patent:US2615549
28.10.1952 Marlow, C. K. (P) : Keyboard Key
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Patent:US982416
24.01.1911 Felt, Dorr E. (P) : Key for Keyboard Calculating Machine
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Patent:US982417
24.01.1911 Felt, Dorr E. (P) : Key for Keyboard Machine