Peter H. Howarth

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Beeston, GB

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Patents Grantslast 30 patents

Information Patent Grant
Aerosol valve with a surfactant impregnated valve seal
- Patent number 5,427,282
- Issue date Jun 27, 1995
- Minnesota Mining and Manufacturing Company
- David J. Greenleaf
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL