Granted Patent
Utility
US 4,304,285 · App. 06/010,284
Wheel restraining means
Inventors:
Bernard D. Alm, Leslie Bubik
Patented Case
View Patent ↗
Granted: Dec 8, 1981
Filed: Feb 7, 1979
Inventors
Bernard D. Alm
Leslie Bubik
Assignee (at issue)
FMC 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.