Granted Patent
Utility
US 4,347,549 · App. 06/132,715
Anti-static structure for magnetic tape guides
Inventor:
Erno H. Fechner
Patented Case
View Patent ↗
Granted: Aug 31, 1982
Filed: Mar 24, 1980
Inventor
Erno H. Fechner
Assignee (at issue)
Ampex 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.