4. Check-actuated control mechanisms
  5. Control mechanism actuated by check, other than coin , which...
  6. Having means to mutilate check

Harold W. Black

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Method and apparatus for selective scrap metal collections

Check-actuated control mechanisms – Control mechanism actuated by check – other than coin – which... – Having means to mutilate check
Patent

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Selective scrap metal collection apparatus

Check-actuated control mechanisms – Including noncontacting – relatively movable parts connected...
Patent

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Profile ID: LFUS-PAI-P-1219953

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