Granted Patent
Utility
US 4,187,700 · App. 05/848,100
Latch guard and deep pile fabric circular knitting machine fitted therewith
Inventor:
Ralph A. Koegel
Patented Case
View Patent ↗
Granted: Feb 12, 1980
Filed: Nov 3, 1977
Inventor
Ralph A. Koegel
Assignee (at issue)
Borg Textile 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.