Granted Patent
Utility
US 4,034,827 · App. 05/564,931
Air gun utilizing magnetized shuttle
Inventors:
Arthur E. Leerskov, Jr., John T. Thomson, Frank J. Wilem, Jr., Ernest Harrison, Edward C. Banas, Jr.
Patented Case
View Patent ↗
Granted: Jul 12, 1977
Filed: Apr 3, 1975
Inventors
Arthur E. Leerskov, Jr.
John T. Thomson
Frank J. Wilem, Jr.
Ernest Harrison
Edward C. Banas, Jr.
Assignee (at issue)
Texas Instruments Incorporated
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.