Froberg; Magnus L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Froberg; Magnus L..The latest application filed is for "melting furnace and method of use".
- Froberg; Magnus L. - Granville OH
- Froberg; Magnus L. - Newark OH
| Patent | Date |
|---|---|
| Melting furnace and method of use Grant 4,582,521 - Froberg April 15, 1 | 1986-04-15 |
| Method for controlling particulate emissions Grant 4,362,543 - Froberg December 7, 1 | 1982-12-07 |
| Method for preparing molten glass Grant 4,358,304 - Froberg November 9, 1 | 1982-11-09 |
| Method for making glass Grant 4,325,724 - Froberg April 20, 1 | 1982-04-20 |
| Method and apparatus for making glass Grant 4,007,027 - Froberg February 8, 1 | 1977-02-08 |
| Method of operating glass melting furnace Grant 3,979,197 - Froberg September 7, 1 | 1976-09-07 |
| Method and apparatus for cooling electrically-heated melting furnace Grant 3,897,234 - Froberg July 29, 1 | 1975-07-29 |
| Heating Furnaces Grant 3,633,886 - Froberg January 11, 1 | 1972-01-11 |
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