4. Check-actuated control mechanisms
  5. With additional, disparate means preventing fraudulent...

John L. Tansky

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Coin diverter

Check-actuated control mechanisms – With additional – disparate means preventing fraudulent...
Patent

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Coin operated telephone auditor

Telephonic communications – With check operated control
Patent

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Coin operated telephone auditor

Telephonic communications – With check operated control – Coin signalling or control
Patent

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Coin operated telephone operation monitoring switch mounting arr

Telephonic communications – Emergency or alarm communications
Patent

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Profile ID: LFUS-PAI-P-1421052

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