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FI17025A
(en)
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Device for automatically opening and closing elevator car doors
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FI17091A
(en)
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Switch for opening doors and windows
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FR807672A
(en)
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Safety stop for doors
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FI17616A
(en)
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Device for automatically closing the car door
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FR805589A
(en)
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Closure for doors and windows
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FI17952A
(en)
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Door opening and closing device
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AU100312B2
(en)
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Gravitational self opening and closing gate
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FR810457A
(en)
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Hinge for car doors
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FR628960A
(en)
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Automatic door opening
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FR823704A
(en)
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Close door
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FR800491A
(en)
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Improvement of door sills and window sills
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FR572369A
(en)
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Adjustable stops and keeper for car doors and doors
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AU59436A
(en)
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Gravitational self opening and closing gate
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AT152593B
(en)
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Device for influencing the opening and closing process of mechanically operated vehicle doors.
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FR829296A
(en)
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Sliding door
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ES4686Y
(en)
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Retaining hinge for doors and windows
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FR842354A
(en)
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Door or door operating mechanism
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FR814580A
(en)
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Improvements to automatic closing devices for rolling doors of lifts and freight elevators
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CA270630A
(en)
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Automatic gate opening and closing device
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FR806709A
(en)
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Closing device for doors and windows
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CA359970A
(en)
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Double door opening device
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CA355169A
(en)
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Gate and door sequence
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CA300454A
(en)
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Opening and closing device for mine doors
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DK51371C
(en)
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Guide and Suspension device at Sliding doors.
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GR7478B
(en)
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AIR ROOF CLOSURE OF DOORS AND WINDOWS FOR PROTECTIVE AREAS.
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