Granted Patent
Utility
US 4,150,897 · App. 05/773,638
Wheel-mounted vehicle wheel aligner
Inventors:
Thomas Edward Roberts, James L. Wiederrich, Melvin H. Lill, Andrew K. Chang
Patented Case
View Patent ↗
Granted: Apr 24, 1979
Filed: Mar 2, 1977
Inventors
Thomas Edward Roberts
James L. Wiederrich
Melvin H. Lill
Andrew K. Chang
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.