DK46226C
(en )
1932-09-19
Armor door or Armor wall for Safes and the like.
DK48185C
(en )
1933-12-27
Armor for Doors or Walls for Safes, Boxes and the like.
FR748501A
(en )
1933-07-05
Hollow panels for doors, paneling, and the like
DK46020C
(en )
1932-08-08
Device for multi-framed windows, doors, hatches and the like.
DK45197C
(en )
1932-02-08
Device for hinges for doors, windows and the like.
CH165448A
(en )
1933-11-30
Closing device for windows, shutters and the like.
DK43843C
(en )
1931-03-16
Automatically acting Door for Chicken Houses and the like.
DK41023C
(en )
1929-11-04
Tightening list for Doors and the like.
CA308645A
(en )
1931-02-17
Door or wall panelling
CH167444A
(en )
1934-02-28
Rod lock on windows and doors.
DK47546C
(en )
1933-07-17
Drive and control device for bulkhead doors, lock gates and the like.
DK46224C
(en )
1932-09-19
Device for composite plates for wall coverings, fillings and the like.
CA279771A
(en )
1928-05-01
Burglar proof bank door
ES127971A1
(en )
1932-11-01
Improvements in armored doors, safes and similar.
DK46644C
(en )
1932-12-19
Mechanism for Opening and Closing Windows and the like.
ES121924A3
(en )
1931-04-16
An improvement in the system for opening the doors or closures of the hangars.
DK53974C
(en )
1937-12-06
Preference for Windows and Door Openings.
CH195898A
(en )
1938-02-28
Locking device on single or multi-leaf windows and doors.
CA283085A
(en )
1928-09-04
Warehouse door
DK53317C
(en )
1937-07-12
Security systems for safes and box systems.
FI13500A
(en )
1931-04-24
Masonry fire door cover
CA279558A
(en )
1928-04-24
Portable wall building section or panel
CA281217A
(en )
1928-06-26
Door closure
DK48456C
(en )
1934-03-05
Control device for sliding doors and the like.
DK48334C
(en )
1934-02-05
Sealing device for Windows and Doors or similar.