Apparel – Head coverings – With external air deflector or weather guard for crown opening
Patent
1981-11-16
1984-10-16
Nerbun, Peter P.
Apparel
Head coverings
With external air deflector or weather guard for crown opening
2177, A42B 118
Patent
active
044765894
ABSTRACT:
This invention pertains to a helmet having a novel ventilating structure located in the dome-shaped portion of the helmet.
REFERENCES:
patent: 1009281 (1911-11-01), Cleary
patent: 1036004 (1912-08-01), Revell
patent: 1062668 (1913-05-01), Swanson
patent: 1955986 (1934-04-01), Tice, Jr.
patent: 3925821 (1975-12-01), Lewicki
Burgin Ralph C.
Cale David B.
Dadant & Sons Inc.
Nerbun Peter P.
Philpitt Fred
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