John F. Trogan

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Ashland, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Resilient creaser
- Patent number 4,765,604
- Issue date Aug 23, 1988
- C. G. Bretting Manufacturing Company
- John F. Trogan
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for folding and stacking paper products
- Patent number 4,475,730
- Issue date Oct 9, 1984
- C.G. Bretting Mfg. Co., Inc.
- John F. Trogan
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Tuckers on mechanical folding rolls
- Patent number 4,270,744
- Issue date Jun 2, 1981
- C. G. Bretting Mfg. Co. Inc.
- John F. Trogan
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet overlap device
- Patent number 4,254,947
- Issue date Mar 10, 1981
- C. G. Bretting Mfg. Co. Inc.
- John F. Trogan
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL