TW469771U - Safety helmet with air supply unit - Google Patents

Safety helmet with air supply unit

Info

Publication number
TW469771U
TW469771U TW89204527U TW89204527U TW469771U TW 469771 U TW469771 U TW 469771U TW 89204527 U TW89204527 U TW 89204527U TW 89204527 U TW89204527 U TW 89204527U TW 469771 U TW469771 U TW 469771U
Authority
TW
Taiwan
Prior art keywords
supply unit
air supply
safety helmet
helmet
safety
Prior art date
Application number
TW89204527U
Other languages
Chinese (zh)
Inventor
Tian-Lung Tsau
Original Assignee
Tian-Lung Tsau
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 Tian-Lung Tsau filed Critical Tian-Lung Tsau
Priority to TW89204527U priority Critical patent/TW469771U/en
Publication of TW469771U publication Critical patent/TW469771U/en

Links

TW89204527U 2000-03-21 2000-03-21 Safety helmet with air supply unit TW469771U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW89204527U TW469771U (en) 2000-03-21 2000-03-21 Safety helmet with air supply unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW89204527U TW469771U (en) 2000-03-21 2000-03-21 Safety helmet with air supply unit

Publications (1)

Publication Number Publication Date
TW469771U true TW469771U (en) 2001-12-21

Family

ID=21665559

Family Applications (1)

Application Number Title Priority Date Filing Date
TW89204527U TW469771U (en) 2000-03-21 2000-03-21 Safety helmet with air supply unit

Country Status (1)

Country Link
TW (1) TW469771U (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