FR426768A - Improvements to hollow metal doors - Google Patents
Improvements to hollow metal doorsInfo
- Publication number
- FR426768A FR426768A FR426768DA FR426768A FR 426768 A FR426768 A FR 426768A FR 426768D A FR426768D A FR 426768DA FR 426768 A FR426768 A FR 426768A
- Authority
- FR
- France
- Prior art keywords
- hollow metal
- metal doors
- doors
- hollow
- metal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/72—Door leaves consisting of frame and panels, e.g. of raised panel type
- E06B3/725—Door leaves consisting of frame and panels, e.g. of raised panel type with separate hollow frames, e.g. foam-filled
- E06B3/726—Door leaves consisting of frame and panels, e.g. of raised panel type with separate hollow frames, e.g. foam-filled of metal
- E06B3/728—Door leaves consisting of frame and panels, e.g. of raised panel type with separate hollow frames, e.g. foam-filled of metal of sheet metal
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US426768XA | 1910-08-27 | 1910-08-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR426768A true FR426768A (en) | 1911-07-18 |
Family
ID=1469312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR426768D Expired FR426768A (en) | 1910-08-27 | 1911-03-03 | Improvements to hollow metal doors |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR426768A (en) |
-
1911
- 1911-03-03 FR FR426768D patent/FR426768A/en not_active Expired
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