4. Closure fasteners
  5. Bolt casings

Richard Shen

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Amphi-latch for a tubular lockset

Closure fasteners – Bolt casings
Patent

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Chroma based adaptive signal peaking

Pulse or digital communications – Bandwidth reduction or expansion – Television or motion video signal
Reexamination Certificate

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Easily adjustable latch

Closure fasteners – Bolt casings
Patent

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Heavy-duty panic proof lock unit

Locks – Special application – For closures
Patent

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Latchbolt slide extension

Locks – Operating mechanism – Key
Patent

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Profile ID: LFUS-PAI-P-730736

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