CH48570A
(en )
1910-11-01
Device for opening and closing shutters from inside the room
CH49546A
(en )
1911-03-01
Device for opening and closing the shutters from inside the room
CH47082A
(en )
1910-05-16
Device on shutters for fixing the same in the open position and for returning them from the latter
CH36598A
(en )
1907-02-15
Device for opening and closing sliding shutters from the interior
CH52237A
(en )
1911-11-01
Device for opening and closing shutters
CH48320A
(en )
1910-10-01
Device for turning the shutters from inside the room
CH58608A
(en )
1913-03-17
Device for opening and closing doors
CH66464A
(en )
1914-09-16
Device on shutters to operate and lock them from inside the room
CH67070A
(en )
1914-11-02
Device for opening and closing window sashes
CH53188A
(en )
1912-02-01
Device on two-part sliding doors for opening and closing the same
FR436138A
(en )
1912-03-19
Device for opening the exterior shutters from inside
CH50797A
(en )
1911-07-01
Device for locking open door leaves
CH56987A
(en )
1912-12-02
Device for closing drains
CH54287A
(en )
1912-05-01
Device for opening and closing toilet lids
CH58170A
(en )
1913-02-17
Device for opening and closing skylight windows
CH57922A
(en )
1913-02-01
Device for opening and closing skylight windows
CH61639A
(en )
1913-10-01
Device for opening and closing roof fans
CH53141A
(en )
1912-02-01
Automatic switch for closing and opening electrical circuits one after the other
CH56306A
(en )
1912-10-16
Device for fixing doors, especially those of stables in the open position
CH70579A
(en )
1915-10-01
Device for keeping doors and windows open
NL1433C
(en )
1916-07-15
Device for opening and closing pivot windows and the like
CH59838A
(en )
1913-06-02
Device for opening and closing skylight windows
CH70300A
(en )
1915-09-01
Device for displaying times, especially the opening or closing time of business premises
CH60460A
(en )
1913-07-16
Device on a door for opening and closing the same
CH65654A
(en )
1914-07-01
Device on a door for opening and closing the same