CH79301A
(en )
1918-11-01
Device for locking window and door leaves
CH79451A
(en )
1918-11-16
Device for locking doors and windows
FR493357A
(en )
1919-08-07
Improvement in security locks
CH82396A
(en )
1919-10-01
Device for the simultaneous opening and closing of corresponding inner and outer window sashes, door sashes or the like
CH78927A
(en )
1918-09-16
Device for locking windows, doors, etc.
FR529492A
(en )
1921-11-29
Improvements to security doors and the like
CH81736A
(en )
1919-07-01
Device for holding window sashes in the open position
CH78934A
(en )
1919-02-17
Door template
CH67210A
(en )
1914-11-16
Device for locking window sashes
CH74805A
(en )
1917-04-16
Device for attaching door templates to the threshold
CH70579A
(en )
1915-10-01
Device for keeping doors and windows open
CH81453A
(en )
1919-06-16
Method and device for registering loose documents and the like
AT98940B
(en )
1924-12-27
Device for opening and closing skylight windows.
CH72711A
(en )
1916-06-16
Device for opening and locking shutters
FR488697A
(en )
1918-10-30
Improvement in security locks
FR520884A
(en )
1921-07-02
Tamper-Evident Window Panels
FR536991A
(en )
1922-05-12
Closing windows, doors and the like
CH78404A
(en )
1918-07-16
Device for cleaning window panes
FR522219A
(en )
1921-07-28
Security lock
CH72034A
(en )
1916-03-16
Device for attaching the door templates to the threshold
CH81853A
(en )
1919-12-01
Safety and alarm device for doors
DK28306C
(en )
1921-08-29
Device by Wings and the like for Airplanes.
FR490105A
(en )
1919-04-03
Eccentric for doors and windows
FR528732A
(en )
1921-11-18
Door lock
CH82011A
(en )
1919-08-16
Device for preventing open casements from slamming