GB1549031A
(en )
1979-08-01
Door stop and hold open device
MY8100200A
(en )
1981-12-31
Door closing device
JPS5238756A
(en )
1977-03-25
Automatic door closing device
GB1552654A
(en )
1979-09-19
Device for locking doors and like opening members
CH613014A5
(en )
1979-08-31
Heat-insulating device for windows and doors
JPS521947A
(en )
1977-01-08
Closing device for door
JPS5481648A
(en )
1979-06-29
Device for opening and closing door
JPS52146353A
(en )
1977-12-06
Device for opening and closing door
JPS5451195A
(en )
1979-04-21
Opening and closing device for door
JPS5246628A
(en )
1977-04-13
Device for opening and closing door for taking out sandmill material
JPS5265956A
(en )
1977-05-31
Opening and closing device for shutters
JPS5264372A
(en )
1977-05-27
Device for opening and closing lid
YU278976A
(en )
1982-02-28
Device for opening and closing attic windows
YU125775A
(en )
1983-10-31
Device for opening and closing windows
JPS5346147A
(en )
1978-04-25
Opening and closing device for automatic door
JPS5316448A
(en )
1978-02-15
Opening and closing door device
JPS52139570A
(en )
1977-11-21
Door opening and closing device
JPS5319660A
(en )
1978-02-23
Opening and closing device for window
JPS5316449A
(en )
1978-02-15
Opening and closing device for singleeopening window
JPS5313536A
(en )
1978-02-07
Device for opening and closing window
JPS5270659A
(en )
1977-06-13
Device for opening and closing curtain
JPS5266069A
(en )
1977-06-01
Device for opening and closing housing door
JPS53105034A
(en )
1978-09-12
Gate opening*closing apparatus
JPS5256746A
(en )
1977-05-10
Device for opening and closing damper
JPS5267147A
(en )
1977-06-03
Device for opening and closing damper