Pamela S. Ryan

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Mendota Heights, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Protective helmet
- Patent number 5,666,670
- Issue date Sep 16, 1997
- Ryan; Pamela S.
- Pamela S. Ryan
- A42 - HEADWEAR
Information Patent Grant
Protective helmet with hair entraining aperture
- Patent number 5,535,454
- Issue date Jul 16, 1996
- Pamela S. Ryan
- A42 - HEADWEAR