KNIGHT PLASTICS, INC

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EVANSVILLE, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for making a non-drip valve for an inverted container
- Patent number 5,989,469
- Issue date Nov 23, 1999
- Knight Plastics, Inc.
- Mark S. Dirr
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Snap-fit non-drip valve and method for assembly thereof
- Patent number 5,931,352
- Issue date Aug 3, 1999
- Knight Plastics, Inc.
- Mark S. Dirr
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL