4. Closure fasteners
  5. Magnetic

Richard G. Geringer

Inventor

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Door closure assembly

Closure fasteners – Operators with knobs or handles
Patent

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Door locking and monitoring assembly

Closure fasteners – Bolts – Sliding
Patent

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Electromagnetic door lock device

Closure fasteners – Magnetic
Patent

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Entry closure assembly

Closure fasteners – Operators with knobs or handles
Patent

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Exit door security system

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Profile ID: LFUS-PAI-P-809540

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