Granted Patent
Utility
US 5,277,634 · App. 07/945,821
Lower unit torpedo configuration
Inventors:
David C. Calamia, Erick L. Gruber
Patented Case
View Patent ↗
Granted: Jan 11, 1994
Filed: Sep 15, 1992
Inventors
David C. Calamia
Erick L. Gruber
Assignee (at issue)
Outboard Marine Corporation
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.