Robert L. Loofbourow

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St. Louis Park, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Refrigerated underground storage and tempering system for compress...
- Patent number 3,950,958
- Issue date Apr 20, 1976
- Robert L. Loofbourow
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS