Title:
Segmented helmet
United States Patent 3197784
US Patent References:
Helmet or head guard
- - 1602727
Protector or covering for the head of alpha person for use in the process of permanent hair waving
- - 1853114
Batter's mask and the like
- - 1868926
Adjustable head-piece
- - 3068487
Hockey helmet
- - 3087166
Helmet or head guard
- - 1602727
Protector or covering for the head of alpha person for use in the process of permanent hair waving
- - 1853114
Batter's mask and the like
- - 1868926
Adjustable head-piece
- - 3068487
Hockey helmet
- - 3087166
Inventors:
Sheldon, Carlisle Richard
Publication Date:
08/03/1965
View Patent Images:
Export Citation:
Assignee:
CARLISLE RES AND DEV CORP
Primary Class:
Other Classes:
D29/102
International Classes:
A42B3/00
Foreign References:
| FR894838A | ||||
| GB350142A |