Granted Patent
Utility
US 4,536,690 · App. 06/435,212
Tool-supporting self-propelled robot platform
Inventors:
Charles A. Belsterling, Robert K. Soberman
Patented Case
View Patent ↗
Granted: Aug 20, 1985
Filed: Oct 19, 1982
Inventors
Charles A. Belsterling
Robert K. Soberman
Assignee (at issue)
Calspan 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.