4. Weighing scales
  5. Weigher responsive material control
  6. Discharge valve or gate

Duncan Westland

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Apparatus and method for dispensing small quantities of...

Weighing scales – Weigher responsive material control – Feed
Reexamination Certificate

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Apparatus and method for dispensing small quantities of...

Weighing scales – Weigher responsive material control – Discharge valve or gate
Reexamination Certificate

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Method and apparatus for detecting lenses in package

Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Reexamination Certificate

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Method and apparatus for detecting lenses in package

Radiant energy – Invisible radiant energy responsive electric signalling – Infrared responsive
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2297620

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