4. Firearms
  5. Stock or barrel connectors
  6. Hinged or pivoted barrel

Joseph R. Marcus

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Automatic firearm

Firearms – Stock or barrel connectors – Hinged or pivoted barrel
Patent

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Clamp

Tools and hardware – Other tools and implements – Work or tool holder
Patent

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Distress light and signal system

Communications: electrical – Systems – Periodic or flashing
Patent

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Method of modulating a coherent light source with an electronic

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element
Patent

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Swimming instruction device

Buoys – rafts – and aquatic devices – Body supporting buoyant device
Patent

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Profile ID: LFUS-PAI-P-225284

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