Norman G. Zweirzchowski

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Ridgecrest, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Machine for cutting a cylindrical specimen of rocket propellant
- Patent number 6,055,871
- Issue date May 2, 2000
- The United States of America as represented by the Secretary of the Navy
- Robert L. Gerber
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Machine for excising a specimen of rocket propellant
- Patent number 6,023,983
- Issue date Feb 15, 2000
- The United States of America as represented by the Secretary of the Navy
- Robert L. Gerber
- C06 - EXPLOSIVES MATCHES