FR381622A - Ventilated helmet - Google Patents

Ventilated helmet

Info

Publication number
FR381622A
FR381622A FR381622DA FR381622A FR 381622 A FR381622 A FR 381622A FR 381622D A FR381622D A FR 381622DA FR 381622 A FR381622 A FR 381622A
Authority
FR
France
Prior art keywords
ventilated helmet
helmet
ventilated
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
Application number
Other languages
French (fr)
Inventor
Heinrich Mattendorf
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR381622A publication Critical patent/FR381622A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/28—Ventilating arrangements
FR381622D 1907-09-07 1907-09-07 Ventilated helmet Expired FR381622A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR381622T 1907-09-07

Publications (1)

Publication Number Publication Date
FR381622A true FR381622A (en) 1908-01-16

Family

ID=1427762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR381622D Expired FR381622A (en) 1907-09-07 1907-09-07 Ventilated helmet

Country Status (1)

Country Link
FR (1) FR381622A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054953A (en) * 1975-09-02 1977-10-25 Philippe De Barsy Crash helmet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054953A (en) * 1975-09-02 1977-10-25 Philippe De Barsy Crash helmet

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