CH69598A
(en )
1915-07-01
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
CH67070A
(en )
1914-11-02
Device for opening and closing window sashes
CH59838A
(en )
1913-06-02
Device for opening and closing skylight windows
CH70579A
(en )
1915-10-01
Device for keeping doors and windows open
CH53911A
(en )
1912-04-01
Device for opening and closing skylight window sashes
CH51074A
(en )
1911-07-17
Device for opening and closing skylight window sashes
CH58608A
(en )
1913-03-17
Device for opening and closing doors
CH61639A
(en )
1913-10-01
Device for opening and closing roof fans
CH51073A
(en )
1911-07-17
Device for opening and closing skylight window sashes
CH52237A
(en )
1911-11-01
Device for opening and closing shutters
CH43869A
(en )
1909-07-01
Device for opening and closing skylight windows
CH44192A
(en )
1909-07-16
Device for opening and closing skylight windows
CH56987A
(en )
1912-12-02
Device for closing drains
CH70885A
(en )
1915-11-01
Device for opening, closing and locking tiltable fanlight sashes
CH63970A
(en )
1914-03-02
Device for opening, closing and locking upper window sashes
CH38891A
(en )
1908-01-02
Device for opening and closing skylight windows
CH41875A
(en )
1908-12-01
Device for opening and closing skylight windows
CH68790A
(en )
1915-04-16
Device on doors and windows to close them
CH61158A
(en )
1913-09-01
Device for opening and closing ventilation window sashes in shed roof structures and the like
CH63787A
(en )
1914-02-16
Method for opening and closing top-hung windows, with a device for locking them in different positions
CH66080A
(en )
1914-08-17
Device for operating and locking sliding windows
CH26768A
(en )
1903-10-31
Device for opening and closing skylight windows
CH44651A
(en )
1909-09-01
Device on windows with skylight sashes for opening and closing the latter