Granted Patent
Utility
US 4,514,065 · App. 06/399,754
Thin blade members having magnetic repelling forces therebetween
Inventor:
Jacinto P. Carrera
Patented Case
View Patent ↗
Granted: Apr 30, 1985
Filed: Jul 19, 1982
Inventor
Jacinto P. Carrera
Assignee (at issue)
Polaroid 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.