CA919352A - Energy absorbing and sizing means for helmets - Google Patents
Energy absorbing and sizing means for helmetsInfo
- Publication number
- CA919352A CA919352A CA115964A CA115964A CA919352A CA 919352 A CA919352 A CA 919352A CA 115964 A CA115964 A CA 115964A CA 115964 A CA115964 A CA 115964A CA 919352 A CA919352 A CA 919352A
- Authority
- CA
- Canada
- Prior art keywords
- helmets
- energy absorbing
- sizing means
- sizing
- absorbing
- 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
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA115964A CA919352A (en) | 1968-10-18 | 1971-06-17 | Energy absorbing and sizing means for helmets |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA32931 | 1968-10-18 | ||
CA115964A CA919352A (en) | 1968-10-18 | 1971-06-17 | Energy absorbing and sizing means for helmets |
Publications (1)
Publication Number | Publication Date |
---|---|
CA919352A true CA919352A (en) | 1973-01-23 |
Family
ID=4084584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA115964A Expired CA919352A (en) | 1968-10-18 | 1971-06-17 | Energy absorbing and sizing means for helmets |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA919352A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4287613A (en) * | 1979-07-09 | 1981-09-08 | Riddell, Inc. | Headgear with energy absorbing and sizing means |
-
1971
- 1971-06-17 CA CA115964A patent/CA919352A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4287613A (en) * | 1979-07-09 | 1981-09-08 | Riddell, Inc. | Headgear with energy absorbing and sizing means |
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