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Patent applications and USPTO patent grants for Erwin; Ransome W..The latest application filed is for "heat exchange method".
Patent | Date |
---|---|
Heat exchange method Grant 4,082,140 - Erwin April 4, 1 | 1978-04-04 |
Heat bonding fluorocarbon and other plastic films to metal surfaces Grant 3,950,211 - Erwin April 13, 1 | 1976-04-13 |
Heat exchangers and evaporators Grant 3,939,036 - Erwin February 17, 1 | 1976-02-17 |
Heat bonding fluorocarbon and other plastic films to metal surfaces Grant 3,933,550 - Erwin January 20, 1 | 1976-01-20 |
Apparatus for heat bonding fluorocarbon and other plastic films to metal surfaces Grant 3,933,567 - Erwin January 20, 1 | 1976-01-20 |
Method of heat exchange and evaporation Grant 3,891,496 - Erwin June 24, 1 | 1975-06-24 |
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