CH70579A
(en )
1915-10-01
Device for keeping doors and windows open
CH69598A
(en )
1915-07-01
Device for opening and closing skylight windows
CH67070A
(en )
1914-11-02
Device for opening and closing window sashes
CH68790A
(en )
1915-04-16
Device on doors and windows to close them
CH59838A
(en )
1913-06-02
Device for opening and closing skylight windows
CH57922A
(en )
1913-02-01
Device for opening and closing skylight windows
CH58170A
(en )
1913-02-17
Device for opening and closing skylight windows
CH58608A
(en )
1913-03-17
Device for opening and closing doors
CH53911A
(en )
1912-04-01
Device for opening and closing skylight window sashes
CH66080A
(en )
1914-08-17
Device for operating and locking sliding windows
CH51074A
(en )
1911-07-17
Device for opening and closing skylight window sashes
CH52237A
(en )
1911-11-01
Device for opening and closing shutters
CH61639A
(en )
1913-10-01
Device for opening and closing roof fans
CH70401A
(en )
1915-09-16
Device for adjusting and locking sliding windows and doors
CH70116A
(en )
1915-08-16
Device for lowering and raising roller curtains
CH72787A
(en )
1916-07-01
Device for lowering and raising roller curtains
CH67210A
(en )
1914-11-16
Device for locking window sashes
CH64165A
(en )
1914-03-16
Device for releasing and locking sliding windows
CH51073A
(en )
1911-07-17
Device for opening and closing skylight window sashes
CH61557A
(en )
1913-10-01
Alarm device for securing doors and the like.
CH49547A
(en )
1911-03-01
Device to prevent doors and windows from slamming noisily
CH72711A
(en )
1916-06-16
Device for opening and locking shutters
CH63305A
(en )
1914-01-16
Device for adjusting and locking window sashes, shutters and doors
CH49733A
(en )
1911-03-16
Device for locking open doors and window sashes
CH50038A
(en )
1911-04-17
Device to prevent doors and windows from slamming noisily