TW447616U - Improved hinge structure for fire-proof door - Google Patents

Improved hinge structure for fire-proof door

Info

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
Application number
Other languages
Chinese (zh)
Inventor
Kuen-Lin Li
Original Assignee
Li Kuen Lin
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 Li Kuen Lin filed Critical Li Kuen Lin
Publication of TW447616U publication Critical patent/TW447616U/en

Links

TW88220813A01 1999-12-07 2000-02-02 Improved hinge structure for fire-proof door TW447616U (en)

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)

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