Perl; Richard L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Perl; Richard L..The latest application filed is for "traveling flame burner".
- Perl; Richard L. - Mansfield OH
| Patent | Date |
|---|---|
| Traveling flame burner Grant 4,781,170 - Perl November 1, 1 | 1988-11-01 |
| Microwave oven energization circuit and components therefor Grant 4,375,587 - Perl March 1, 1 | 1983-03-01 |
| Thermal valve Grant 4,102,496 - Perl July 25, 1 | 1978-07-25 |
| Gas valve Grant 4,067,539 - Perl January 10, 1 | 1978-01-10 |
| Control circuit and adjustable valve for a gas appliance Grant 4,053,136 - Perl October 11, 1 | 1977-10-11 |
| Powered circulation oven Grant 3,973,551 - Caselani , et al. August 10, 1 | 1976-08-10 |
| Blue flame gas smooth top range Grant 3,968,785 - Perl July 13, 1 | 1976-07-13 |
| Blue flame gas smooth top range Grant 3,870,457 - Perl March 11, 1 | 1975-03-11 |
| Gas Oven Grant 3,682,156 - Perl August 8, 1 | 1972-08-08 |
| Concealed Surface Cooking Assembly Grant 3,682,157 - Perl August 8, 1 | 1972-08-08 |
| Gas Smooth Top Range Grant 3,646,927 - Perl March 7, 1 | 1972-03-07 |
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