Granted Patent
Utility
US 4,542,610 · App. 06/536,329
Finishing or sealing strips
Inventor:
Erich Weimar
Patented Case
View Patent ↗
Granted: Sep 24, 1985
Filed: Sep 27, 1983
Inventor
Erich Weimar
Assignee (at issue)
Draftex Development A.G.
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.