FR479619A - Improvements in aviators helmets and others - Google Patents

Improvements in aviators helmets and others

Info

Publication number
FR479619A
FR479619A FR479619DA FR479619A FR 479619 A FR479619 A FR 479619A FR 479619D A FR479619D A FR 479619DA FR 479619 A FR479619 A FR 479619A
Authority
FR
France
Prior art keywords
aviators
helmets
aviators helmets
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
Charles Henry Curtis
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 FR479619A publication Critical patent/FR479619A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/16Ear protection devices
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/06Impact-absorbing shells, e.g. of crash helmets
    • AHUMAN NECESSITIES
    • A42HEADWEAR
    • A42BHATS; HEAD COVERINGS
    • A42B3/00Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04Parts, details or accessories of helmets
    • A42B3/10Linings

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
FR479619D 1914-08-26 1915-08-28 Improvements in aviators helmets and others Expired FR479619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB479619X 1914-08-26

Publications (1)

Publication Number Publication Date
FR479619A true FR479619A (en) 1916-04-19

Family

ID=1516973

Family Applications (1)

Application Number Title Priority Date Filing Date
FR479619D Expired FR479619A (en) 1914-08-26 1915-08-28 Improvements in aviators helmets and others

Country Status (1)

Country Link
FR (1) FR479619A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE935697C (en) * 1952-03-24 1955-12-29 Isack Leiser Tempelhof Headgear with ear protection parts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE935697C (en) * 1952-03-24 1955-12-29 Isack Leiser Tempelhof Headgear with ear protection parts

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