Spiral Tubing Corp.

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Windsor, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Multiple coil heat exchanger
- Patent number 4,495,989
- Issue date Jan 29, 1985
- Spiral Tubing Corporation
- Richard W. Sievers
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Multiple coil heat exchanger
- Patent number 4,424,624
- Issue date Jan 10, 1984
- Spiral Tubing Corp.
- Richard W. Sievers
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Corrugated tubing with variable depth corrugations and method of ma...
- Patent number 4,203,312
- Issue date May 20, 1980
- Spiral Tubing Corporation
- Robert W. Perkins
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of making corrugated tubing with graduated pitch
- Patent number 4,171,634
- Issue date Oct 23, 1979
- Spiral Tubing Corporation
- Robert W. Perkins
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of forming helically corrugated tubing
- Patent number 4,059,004
- Issue date Nov 22, 1977
- Spiral Tubing Corporation
- Robert W. Perkins
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73232810 - TURBOTECNOLOGY
- Serial number 73232810
- Registration number 1224613
- Filing date Sep 26, 1979
- Spiral Tubing Corporation
- 42 - Scientific and technological services and research and design relating thereto