4. Machine element or mechanism
  5. Control lever and linkage systems
  6. Elements

Edgar H. Frank

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Angular motion paper feed release system

Typewriting machines – Sheet or web – Including friction-feed means
Patent

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Knob locking and drag device

Machine element or mechanism – Control lever and linkage systems – Elements
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Photometer

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Chemical
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Profile ID: LFUS-PAI-P-1229886

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