Granted Patent
Utility
US 4,829,733 · App. 07/140,137
Connecting rod mechanism for an insulated wall construction
Inventor:
Robert Long
Patented Case
View Patent ↗
Granted: May 16, 1989
Filed: Dec 31, 1987
Inventor
Robert Long
Assignee (at issue)
Thermomass Technology, Inc.
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.