Granted Patent
Utility
US 4,313,091 · App. 06/120,547
Crankshaft tuning mechanisms for microwave oscillators
Inventors:
Guido Busacca, Vincenzo Meli, Arcangelo Passaglia, Michele Sanfilippo
Patented Case
View Patent ↗
Granted: Jan 26, 1982
Filed: Feb 11, 1980
Inventors
Guido Busacca
Vincenzo Meli
Arcangelo Passaglia
Michele Sanfilippo
Assignee (at issue)
Societa Italiana Telecomunicazioni Siemens S.p.A.
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.