Helmet with adjustable ventilation

Details Helmet with adjustable ventilation Helmet with adjustable ventilation

1985-03-07

1986-09-23

Nerbun, Peter

Apparel

Guard or protector

For wearer's head

2425, 21713, 2436, A42B 302

Patent

active

046126759

ABSTRACT:
A motorcyclist's or bicyclist's helmet has dome shaped top wall structure, side wall structures, a front opening for forward viewing, a lower front wall structure which juts forwardly, and rear wall structure; and it also includes:

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