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3823309
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Information
Patent Grant
3823309
References
Source
Patent Number
3,823,309
Date Filed
Not available
Date Issued
Tuesday, July 9, 1974
50 years ago
CPC
H01H13/705 - characterised by construction, mounting or arrangement of operating parts
G06C7/02 - Keyboards
H01H2209/014 - composed of different layers Lubricant in between
H01H2221/03 - Stoppers for on or off position
H01H2221/054 - connected by flexible webs
H01H2221/056 - Modular conception
H01H2223/024 - Screw
H01H2229/034 - Positioning of layers
H01H2229/04 - Solder problems
H01H2229/042 - Snap coupling Snap mounting
H01H2229/046 - Multi-colour or double shot injection moulding
H01H2231/002 - Calculator, computer
H01H2233/004 - One molded part
US Classifications
235 - Registers
200 - Electricity: circuit makers and breakers
400 - Typewriting machines
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