CH59838A
(en )
1913-06-02
Device for opening and closing skylight windows
FR449928A
(en )
1913-03-11
Improvements to closing devices for doors, windows and the like
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
CH69598A
(en )
1915-07-01
Device for opening and closing skylight windows
CH53911A
(en )
1912-04-01
Device for opening and closing skylight window sashes
CH61639A
(en )
1913-10-01
Device for opening and closing roof fans
CH51074A
(en )
1911-07-17
Device for opening and closing skylight window sashes
CH58608A
(en )
1913-03-17
Device for opening and closing doors
CH51073A
(en )
1911-07-17
Device for opening and closing skylight window sashes
CH70579A
(en )
1915-10-01
Device for keeping doors and windows open
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
CH61158A
(en )
1913-09-01
Device for opening and closing ventilation window sashes in shed roof structures and the like
CH60298A
(en )
1913-07-01
Device for opening and closing of step covers and seats
CH54287A
(en )
1912-05-01
Device for opening and closing toilet lids
CH38891A
(en )
1908-01-02
Device for opening and closing skylight windows
CH41875A
(en )
1908-12-01
Device for opening and closing skylight windows
CH60901A
(en )
1913-08-16
Device for closing and opening railroad car doors
CH63970A
(en )
1914-03-02
Device for opening, closing and locking upper window sashes
CH59593A
(en )
1913-05-16
Device for opening and closing feed flaps
CH60460A
(en )
1913-07-16
Device on a door for opening and closing the same