Granted Patent
Utility
US 4,496,115 · App. 06/439,367
Ratchet spring
Inventors:
John R. Kreft, Elvis W. Moss
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Nov 4, 1982
Inventors
John R. Kreft
Elvis W. Moss
Assignee (at issue)
Brunswick 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.