Granted Patent
Utility
US 4,476,733 · App. 06/397,611
Sampler for feeding samples in gas chromatography
Inventors:
Wolfgang Chlosta, Peter Pospisil
Patented Case
View Patent ↗
Granted: Oct 16, 1984
Filed: Jul 12, 1982
Inventors
Wolfgang Chlosta
Peter Pospisil
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.