4. Typewriting machines
  5. Key-board or key lever-actuating mechanism
  6. Including means generating a signal for type selecting or...

Richard A. Eckhardt

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Breakaway leafspring actuated keyswitch apparatus

Typewriting machines – Key-board or key lever-actuating mechanism – Including means generating a signal for type selecting or...
Patent

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Method and apparatus for sterilizing small objects

Chemical apparatus and process disinfecting – deodorizing – preser – Process disinfecting – preserving – deodorizing – or sterilizing – Using direct contact with electrical or electromagnetic...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1191252

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