H. John Sidaway

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Findlay, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Septic tank for alternative sewer systems
- Patent number 4,709,723
- Issue date Dec 1, 1987
- Hancor, Inc.
- H. John Sidaway
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Method and apparatus for manufacturing foldable conduit
- Patent number 4,527,319
- Issue date Jul 9, 1985
- Hancor, Inc.
- Larry A. Rosenbaum
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Expandable core for rolls of tubing
- Patent number 4,296,891
- Issue date Oct 27, 1981
- Hancor, Inc.
- H. John Sidaway
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL