Robert D. Walker

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Ham Lake, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Hollow fiber cell culture device and method of operation
- Patent number 4,804,628
- Issue date Feb 14, 1989
- Endotronics, Inc.
- Ray F. Cracauer
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Apparatus for administering a controlled dosage of a chemical subst...
- Patent number 4,618,586
- Issue date Oct 21, 1986
- Endotronics, Inc.
- Robert D. Walker
- G05 - CONTROLLING REGULATING