4. Closure fasteners
  5. Bolts
  6. Emergency operating means

Walter E. Surko, Jr.

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Access control assembly

Closure fasteners – Bolts – Emergency operating means
Patent

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Cam lock

Locks – Operating mechanism – Key
Patent

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Cylindrical lockset having quick mount means accommodating vario

Closure fasteners – Knob-attaching devices – Spring arm
Patent

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Door closer assembly

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Checks and closers – Liquid
Patent

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Door closer piston assembly having separate head portions

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Checks and closers – Liquid
Patent

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Profile ID: LFUS-PAI-P-421322

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