Granted Patent
Utility
US 4,858,911 · App. 07/325,113
Apparatus for conveying base
Inventors:
Takao Matsuo, Shigeo Sumi
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Mar 20, 1989
Inventors
Takao Matsuo
Shigeo Sumi
Assignee (at issue)
SOMAR 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.