Granted Patent
Utility
US 4,391,776 · App. 06/223,069
Dissociation chamber and measuring cell combination useful for making measurements
Inventor:
Klaus Braun
Patented Case
View Patent ↗
Granted: Jul 5, 1983
Filed: Jan 6, 1981
Inventor
Klaus Braun
Assignee (at issue)
Bodenseewerk Perkin-Elmer GmbH
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.