TW448966U - Improved structure for door lock of the fireproof door - Google Patents

Improved structure for door lock of the fireproof door

Info

Publication number
TW448966U
TW448966U TW89222542U TW89222542U TW448966U TW 448966 U TW448966 U TW 448966U TW 89222542 U TW89222542 U TW 89222542U TW 89222542 U TW89222542 U TW 89222542U TW 448966 U TW448966 U TW 448966U
Authority
TW
Taiwan
Prior art keywords
door
improved structure
fireproof
door lock
lock
Prior art date
Application number
TW89222542U
Other languages
Chinese (zh)
Inventor
Shr-Chin Jang
Shuen-Tsung Chen
Original Assignee
Strong Chung Co Ltd
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 Strong Chung Co Ltd filed Critical Strong Chung Co Ltd
Priority to TW89222542U priority Critical patent/TW448966U/en
Publication of TW448966U publication Critical patent/TW448966U/en

Links

TW89222542U 2000-12-27 2000-12-27 Improved structure for door lock of the fireproof door TW448966U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW89222542U TW448966U (en) 2000-12-27 2000-12-27 Improved structure for door lock of the fireproof door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW89222542U TW448966U (en) 2000-12-27 2000-12-27 Improved structure for door lock of the fireproof door

Publications (1)

Publication Number Publication Date
TW448966U true TW448966U (en) 2001-08-01

Family

ID=21676553

Family Applications (1)

Application Number Title Priority Date Filing Date
TW89222542U TW448966U (en) 2000-12-27 2000-12-27 Improved structure for door lock of the fireproof door

Country Status (1)

Country Link
TW (1) TW448966U (en)

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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