TW447616U - Improved hinge structure for fire-proof door - Google Patents
Improved hinge structure for fire-proof doorInfo
- Publication number
- TW447616U TW447616U TW88220813A01U TW447616U TW 447616 U TW447616 U TW 447616U TW 88220813A01 U TW88220813A01 U TW 88220813A01U TW 447616 U TW447616 U TW 447616U
- Authority
- TW
- Taiwan
- Prior art keywords
- fire
- hinge structure
- proof door
- improved hinge
- improved
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW88220813U TW409765U (en) | 1999-12-07 | 1999-12-07 | Hinge structure improvement for fire door |
Publications (1)
Publication Number | Publication Date |
---|---|
TW447616U true TW447616U (en) | 2001-07-21 |
Family
ID=21657051
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW88220813U TW409765U (en) | 1999-12-07 | 1999-12-07 | Hinge structure improvement for fire door |
TW88220813A01 TW447616U (en) | 1999-12-07 | 2000-02-02 | Improved hinge structure for fire-proof door |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW88220813U TW409765U (en) | 1999-12-07 | 1999-12-07 | Hinge structure improvement for fire door |
Country Status (1)
Country | Link |
---|---|
TW (2) | TW409765U (en) |
-
1999
- 1999-12-07 TW TW88220813U patent/TW409765U/en not_active IP Right Cessation
-
2000
- 2000-02-02 TW TW88220813A01 patent/TW447616U/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW409765U (en) | 2000-10-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4K | Issue of patent certificate for granted utility model filed before june 30, 2004 | ||
MM4K | Annulment or lapse of a utility model due to non-payment of fees |