TW381591U - Structure of water drainage pipe for the retaining wall - Google Patents
Structure of water drainage pipe for the retaining wallInfo
- Publication number
- TW381591U TW381591U TW87202688A01U TW381591U TW 381591 U TW381591 U TW 381591U TW 87202688A01 U TW87202688A01 U TW 87202688A01U TW 381591 U TW381591 U TW 381591U
- Authority
- TW
- Taiwan
- Prior art keywords
- retaining wall
- drainage pipe
- water drainage
- water
- pipe
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW87202688U TW357743U (en) | 1998-02-23 | 1998-02-23 | Weeping pipe device for retaining wall |
Publications (1)
Publication Number | Publication Date |
---|---|
TW381591U true TW381591U (en) | 2000-02-01 |
Family
ID=21632914
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW87202688U TW357743U (en) | 1998-02-23 | 1998-02-23 | Weeping pipe device for retaining wall |
TW87202688A01 TW381591U (en) | 1998-02-23 | 1998-08-19 | Structure of water drainage pipe for the retaining wall |
TW87202688A02 TW381592U (en) | 1998-02-23 | 1998-09-29 | Structure of water drainage pipe for the retaining wall |
TW87202688A03 TW431452U (en) | 1998-02-23 | 1999-01-25 | Drain pipe structure of retaining wall |
TW87202688A04 TW451970U (en) | 1998-02-23 | 1999-07-05 | Drainage pipe structure for earth retaining wall |
TW87202688A05 TW451969U (en) | 1998-02-23 | 2000-04-24 | Drainage pipe structure for earth retaining wall |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW87202688U TW357743U (en) | 1998-02-23 | 1998-02-23 | Weeping pipe device for retaining wall |
Family Applications After (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW87202688A02 TW381592U (en) | 1998-02-23 | 1998-09-29 | Structure of water drainage pipe for the retaining wall |
TW87202688A03 TW431452U (en) | 1998-02-23 | 1999-01-25 | Drain pipe structure of retaining wall |
TW87202688A04 TW451970U (en) | 1998-02-23 | 1999-07-05 | Drainage pipe structure for earth retaining wall |
TW87202688A05 TW451969U (en) | 1998-02-23 | 2000-04-24 | Drainage pipe structure for earth retaining wall |
Country Status (1)
Country | Link |
---|---|
TW (6) | TW357743U (en) |
-
1998
- 1998-02-23 TW TW87202688U patent/TW357743U/en not_active IP Right Cessation
- 1998-08-19 TW TW87202688A01 patent/TW381591U/en not_active IP Right Cessation
- 1998-09-29 TW TW87202688A02 patent/TW381592U/en not_active IP Right Cessation
-
1999
- 1999-01-25 TW TW87202688A03 patent/TW431452U/en not_active IP Right Cessation
- 1999-07-05 TW TW87202688A04 patent/TW451970U/en unknown
-
2000
- 2000-04-24 TW TW87202688A05 patent/TW451969U/en unknown
Also Published As
Publication number | Publication date |
---|---|
TW451970U (en) | 2001-08-21 |
TW431452U (en) | 2001-04-21 |
TW451969U (en) | 2001-08-21 |
TW381592U (en) | 2000-02-01 |
TW357743U (en) | 1999-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4K | Annulment or lapse of a utility model due to non-payment of fees |