4. Machine element or mechanism
  5. Gearing
  6. Interchangeably locked

Carl F. Pietruszka

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Aircraft petcock lock

Locks – Special application – For control and machine elements
Patent

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All-plastic housing for a small compact tape reproducer and reco

Supports: cabinet structure – For phonograph record player
Patent

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Anti-tampering device for valve stems

Locks – Special application – For control and machine elements
Patent

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Anti-theft auto lock

Locks – Portable – Fetters
Patent

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Anti-theft device

Supports – With anti-theft or anti-tamper means – Padlock
Patent

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Profile ID: LFUS-PAI-P-8149

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