Granted Patent
Utility
US 4,996,756 · App. 07/309,431
Apparatus for fitting sealing and trimming strips
Inventors:
Robert G. Bright, Heinz J. Hennen
Patented Case
View Patent ↗
Granted: Mar 5, 1991
Filed: Feb 10, 1989
Inventors
Robert G. Bright
Heinz J. Hennen
Assignee (at issue)
Draftex Industries Limited
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.