TW409759U - Lock improvement of the fire door - Google Patents

Lock improvement of the fire door

Info

Publication number
TW409759U
TW409759U TW87204230A02U TW409759U TW 409759 U TW409759 U TW 409759U TW 87204230A02 U TW87204230A02 U TW 87204230A02U TW 409759 U TW409759 U TW 409759U
Authority
TW
Taiwan
Prior art keywords
fire door
lock improvement
lock
improvement
fire
Prior art date
Application number
Other languages
Chinese (zh)
Inventor
Fu-Chang Peng
Original Assignee
Fu Chang Locks Mfg Corp
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 Fu Chang Locks Mfg Corp filed Critical Fu Chang Locks Mfg Corp
Publication of TW409759U publication Critical patent/TW409759U/en

Links

TW87204230A02 1998-03-23 1999-06-23 Lock improvement of the fire door TW409759U (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW87204230U TW369061U (en) 1998-03-23 1998-03-23 Improved structure for fire doorlock

Publications (1)

Publication Number Publication Date
TW409759U true TW409759U (en) 2000-10-21

Family

ID=21633198

Family Applications (3)

Application Number Title Priority Date Filing Date
TW87204230U TW369061U (en) 1998-03-23 1998-03-23 Improved structure for fire doorlock
TW87204230A01 TW409758U (en) 1998-03-23 1999-03-04 Lock improvement of the fire door
TW87204230A02 TW409759U (en) 1998-03-23 1999-06-23 Lock improvement of the fire door

Family Applications Before (2)

Application Number Title Priority Date Filing Date
TW87204230U TW369061U (en) 1998-03-23 1998-03-23 Improved structure for fire doorlock
TW87204230A01 TW409758U (en) 1998-03-23 1999-03-04 Lock improvement of the fire door

Country Status (1)

Country Link
TW (3) TW369061U (en)

Also Published As

Publication number Publication date
TW409758U (en) 2000-10-21
TW369061U (en) 1999-09-01

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MK4K Expiration of patent term of a granted utility model