TW519995U - Improved structure of fireproof door - Google Patents

Improved structure of fireproof door

Info

Publication number
TW519995U
TW519995U TW87214999A02U TW519995U TW 519995 U TW519995 U TW 519995U TW 87214999A02 U TW87214999A02 U TW 87214999A02U TW 519995 U TW519995 U TW 519995U
Authority
TW
Taiwan
Prior art keywords
improved structure
fireproof door
fireproof
door
improved
Prior art date
Application number
Other languages
Chinese (zh)
Inventor
Ming-Shian Jiang
Original Assignee
Ming-Shian Jiang
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ming-Shian Jiang filed Critical Ming-Shian Jiang
Publication of TW519995U publication Critical patent/TW519995U/en

Links

TW87214999A02 1998-09-11 2001-10-23 Improved structure of fireproof door TW519995U (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW87214999U TW365315U (en) 1998-09-11 1998-09-11 Fire-proof door's structure improvement

Publications (1)

Publication Number Publication Date
TW519995U true TW519995U (en) 2003-02-01

Family

ID=27801073

Family Applications (3)

Application Number Title Priority Date Filing Date
TW87214999U TW365315U (en) 1998-09-11 1998-09-11 Fire-proof door's structure improvement
TW87214999A01 TW523042U (en) 1998-09-11 1999-06-24 Improved fire-proof door structure
TW87214999A02 TW519995U (en) 1998-09-11 2001-10-23 Improved structure of fireproof door

Family Applications Before (2)

Application Number Title Priority Date Filing Date
TW87214999U TW365315U (en) 1998-09-11 1998-09-11 Fire-proof door's structure improvement
TW87214999A01 TW523042U (en) 1998-09-11 1999-06-24 Improved fire-proof door structure

Country Status (1)

Country Link
TW (3) TW365315U (en)

Also Published As

Publication number Publication date
TW523042U (en) 2003-03-01
TW365315U (en) 1999-07-21

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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