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Device for automatically closing windows

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Door having improved closing and latching systems

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Door locking device for a door closer having a fire actuated mec

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Emergency door opening actuator

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Emergency door with retractable nose piece, interiorly mounted o

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Fire door closure reset system

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Fire-resistant door

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Fire-resistant door

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Heat effect window

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Heat releasable window guard

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Magnetic smoke and fire shield

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Smoke and fire shield damper

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Smoke and heat vent

Movable or removable closures – Thermal releaser or actuator – Fusible closure latch or retainer
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0
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