Canfield; Sheldon A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Canfield; Sheldon A..The latest application filed is for "apparatus for determining fabric tension".
- Canfield; Sheldon A. - Newark OH
| Patent | Date |
|---|---|
| Apparatus for determining fabric tension Grant 4,441,367 - Daws , et al. April 10, 1 | 1984-04-10 |
| Method of and apparatus for sensing the level of molten glass in a glass melting furnace Grant 4,312,657 - Canfield , et al. January 26, 1 | 1982-01-26 |
| Apparatus for measuring tension in a linear material Grant 4,233,837 - Canfield November 18, 1 | 1980-11-18 |
| Batch sensor for glass-melting furnaces Grant 4,194,077 - Canfield , et al. March 18, 1 | 1980-03-18 |
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