Granted Patent
Utility
US 4,469,186 · App. 06/381,229
Crawler to base frame connection
Inventor:
Paul C. Goodwine
Patented Case
View Patent ↗
Granted: Sep 4, 1984
Filed: May 24, 1982
Inventor
Paul C. Goodwine
Assignee (at issue)
Kidde Holding, Inc.
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.