Granted Patent
Utility
US 4,886,948 · App. 06/336,084
Portable turntable with shielded drive motor for microwave ovens
Inventors:
James F. Pomroy, Albert E. Colato
Patented Case
View Patent ↗
Granted: Dec 12, 1989
Filed: Dec 31, 1981
Inventors
James F. Pomroy
Albert E. Colato
Assignee (at issue)
PLASTAL CO., LTD.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.