TW382398U - Air locking type of air-tight door - Google Patents

Air locking type of air-tight door

Info

Publication number
TW382398U
TW382398U TW88209119U TW88209119U TW382398U TW 382398 U TW382398 U TW 382398U TW 88209119 U TW88209119 U TW 88209119U TW 88209119 U TW88209119 U TW 88209119U TW 382398 U TW382398 U TW 382398U
Authority
TW
Taiwan
Prior art keywords
air
locking type
tight door
air locking
tight
Prior art date
Application number
TW88209119U
Other languages
Chinese (zh)
Inventor
Tsai-Yuan Su
Original Assignee
Nan Dao Engineering 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 Nan Dao Engineering Co Ltd filed Critical Nan Dao Engineering Co Ltd
Priority to TW88209119U priority Critical patent/TW382398U/en
Publication of TW382398U publication Critical patent/TW382398U/en

Links

TW88209119U 1999-06-04 1999-06-04 Air locking type of air-tight door TW382398U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW88209119U TW382398U (en) 1999-06-04 1999-06-04 Air locking type of air-tight door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW88209119U TW382398U (en) 1999-06-04 1999-06-04 Air locking type of air-tight door

Publications (1)

Publication Number Publication Date
TW382398U true TW382398U (en) 2000-02-11

Family

ID=21649029

Family Applications (1)

Application Number Title Priority Date Filing Date
TW88209119U TW382398U (en) 1999-06-04 1999-06-04 Air locking type of air-tight door

Country Status (1)

Country Link
TW (1) TW382398U (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