Granted Patent
Utility
US 4,319,508 · App. 05/917,310
Modular, expandable digital organ system
Inventors:
Harold O. Schwartz, Dennis E. Kidd, William R. Hoskinson
Patented Case
View Patent ↗
Granted: Mar 16, 1982
Filed: Jun 20, 1978
Inventors
Harold O. Schwartz
Dennis E. Kidd
William R. Hoskinson
Assignee (at issue)
The Wurlitzer Company
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.