Peter John Hof Jr.

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Richland, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
AC Resistance measuring instrument
- Patent number 4,408,282
- Issue date Oct 4, 1983
- Peter J. Hof
- G01 - MEASURING TESTING
Information Patent Grant
Self-contained instrument for measuring subterranean tunnel wall de...
- Patent number 4,091,990
- Issue date May 30, 1978
- The United States of America as represented by the Secretary of the Interior
- Donald Edgar Rasmussen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Self-contained instrument for measuring subterranean tunnel wall de...
- Patent number 3,987,667
- Issue date Oct 26, 1976
- The United States of America as represented by the Secretary of the Interior
- Donald Edgar Rasmussen
- G06 - COMPUTING CALCULATING COUNTING