TW543439U - Improved fastening structure for head ring of protective mask - Google Patents

Improved fastening structure for head ring of protective mask

Info

Publication number
TW543439U
TW543439U TW90220025U TW90220025U TW543439U TW 543439 U TW543439 U TW 543439U TW 90220025 U TW90220025 U TW 90220025U TW 90220025 U TW90220025 U TW 90220025U TW 543439 U TW543439 U TW 543439U
Authority
TW
Taiwan
Prior art keywords
fastening structure
protective mask
head ring
improved fastening
improved
Prior art date
Application number
TW90220025U
Other languages
Chinese (zh)
Inventor
Jia-Lung Suen
Original Assignee
Long Dar Plastic 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 Long Dar Plastic Co Ltd filed Critical Long Dar Plastic Co Ltd
Priority to TW90220025U priority Critical patent/TW543439U/en
Publication of TW543439U publication Critical patent/TW543439U/en

Links

TW90220025U 2001-11-20 2001-11-20 Improved fastening structure for head ring of protective mask TW543439U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW90220025U TW543439U (en) 2001-11-20 2001-11-20 Improved fastening structure for head ring of protective mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW90220025U TW543439U (en) 2001-11-20 2001-11-20 Improved fastening structure for head ring of protective mask

Publications (1)

Publication Number Publication Date
TW543439U true TW543439U (en) 2003-07-21

Family

ID=29708292

Family Applications (1)

Application Number Title Priority Date Filing Date
TW90220025U TW543439U (en) 2001-11-20 2001-11-20 Improved fastening structure for head ring of protective mask

Country Status (1)

Country Link
TW (1) TW543439U (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