4. Ordnance
  5. Breech closures
  6. Gas checks

Nehemia Sirkis

Inventor

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Breech lock, especially for hand firearms

Ordnance – Automatic – Movable barrel
Patent

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Device to seal the cartridge chamber on hand weapons

Ordnance – Breech closures – Gas checks
Patent

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Double action firing pin system

Ordnance – Automatic – Blow back breech block
Reexamination Certificate

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Double action firing pin system

Ordnance – Automatic – Blow back breech block
Reexamination Certificate

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Double action firing pin system

Ordnance – Automatic – Blow back breech block
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1245113

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