4. Movable or removable closures
  5. Safety means responsive to obstruction to closure

Perry Knutson

Inventor

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Coupling mechanism and panel for sectional door

Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Movably interconnected
Reexamination Certificate

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Release mechanism for industrial doors

Flexible or portable closure – partition – or panel – Roll type – With guides or fabric edge holders
Patent

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Release mechanism for industrial doors

Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – With mounting or supporting means
Reexamination Certificate

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Release mechanism for industrial doors

Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – With mounting or supporting means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Release mechanism for industrial doors

Movable or removable closures – Safety means responsive to obstruction to closure
Patent

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Profile ID: LFUS-PAI-P-1309126

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