Raymond R. Fry Jr.

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Joppa, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Dispersible smoke/obscurant forming compositions
- Patent number 5,122,298
- Issue date Jun 16, 1992
- The United States of America as represented by the Secretary of the Army
- Raymond R. Fry
- C06 - EXPLOSIVES MATCHES
Information Patent Grant
Grenade arrangement for screening cloud
- Patent number 4,726,295
- Issue date Feb 23, 1988
- AAI Corporation
- Janon F. Embury
- F42 - AMMUNITION BLASTING
Information Patent Grant
Method for preparing a smoke agent
- Patent number 4,151,233
- Issue date Apr 24, 1979
- The United States of America as represented by the Secretary of the Army
- Raymond R. Fry
- C06 - EXPLOSIVES MATCHES