TW420987U - Improved structure of safety helmet - Google Patents

Improved structure of safety helmet

Info

Publication number
TW420987U
TW420987U TW89202738U TW89202738U TW420987U TW 420987 U TW420987 U TW 420987U TW 89202738 U TW89202738 U TW 89202738U TW 89202738 U TW89202738 U TW 89202738U TW 420987 U TW420987 U TW 420987U
Authority
TW
Taiwan
Prior art keywords
improved structure
safety helmet
helmet
safety
improved
Prior art date
Application number
TW89202738U
Other languages
Chinese (zh)
Inventor
Ming-Dung Chen
Original Assignee
Chen Ming Dung
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 Chen Ming Dung filed Critical Chen Ming Dung
Priority to TW89202738U priority Critical patent/TW420987U/en
Publication of TW420987U publication Critical patent/TW420987U/en

Links

TW89202738U 2000-02-21 2000-02-21 Improved structure of safety helmet TW420987U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW89202738U TW420987U (en) 2000-02-21 2000-02-21 Improved structure of safety helmet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW89202738U TW420987U (en) 2000-02-21 2000-02-21 Improved structure of safety helmet

Publications (1)

Publication Number Publication Date
TW420987U true TW420987U (en) 2001-02-01

Family

ID=21664383

Family Applications (1)

Application Number Title Priority Date Filing Date
TW89202738U TW420987U (en) 2000-02-21 2000-02-21 Improved structure of safety helmet

Country Status (1)

Country Link
TW (1) TW420987U (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