David P. Kaufmann

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Milwaukee, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Storage method employing severable walled container having a contin...
- Patent number 3,967,773
- Issue date Jul 6, 1976
- David P. Kaufmann
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL