JP2516125C - - Google Patents

Info

Publication number
JP2516125C
JP2516125C JP2516125C JP 2516125 C JP2516125 C JP 2516125C JP 2516125 C JP2516125 C JP 2516125C
Authority
JP
Japan
Prior art keywords
helmet
opening
width
band
outer shell
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
Other languages
English (en)
Japanese (ja)
Original Assignee
フューリング エンジニアリング インコーポレーテド
Publication date

Links

Family

ID=

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