Patent CA919352A successfully refreshed from Google Patents.
CA919352A
Expired / Lapsed
CA
⏱️ 0.0 years remaining
Energy absorbing and sizing means for helmets
Assignee: RIDDELL
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Filing: 1971-06-17
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Granted: 1973-01-23
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Expires: 1991-06-17
Abstract
No abstract record available.
Inventors
- 👤 E. Morgan Gerard
Bibliographic Details
Application Number
—
Jurisdiction
CA
Data Source
google_patents
Last Synchronized
2026-10-28 03:20
CPC Classifications
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