4. Closure fasteners
  5. Bolts

Helmut R. Aigner

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Bolt and bar assembly

Closure fasteners – Bolts
Patent

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Bolt and bar attachment method for auto assembly

Metal working – Method of mechanical manufacture – Assembling or joining
Patent

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Lock chassis

Closure fasteners – Rollback and spindle connection
Reexamination Certificate

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Method for attaching faceplate mounting tabs to a mortise lock h

Locks – Parts – attachments – accessories and adjuncts – For key-operated mechanism
Patent

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Spring biased handle catch

Closure fasteners – Knob-attaching devices – Sliding
Patent

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Profile ID: LFUS-PAI-P-367821

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