Granted Patent
Utility
US 4,810,672 · App. 07/029,819
Method of securing electronic components to a substrate
Inventor:
Herbert Schwarzbauer
Patented Case
View Patent ↗
Granted: Mar 7, 1989
Filed: Mar 25, 1987
Inventor
Herbert Schwarzbauer
Assignee (at issue)
Siemens Aktiengesellschaft
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.