Patent US 4030838A

From TekWiki
Revision as of 04:05, 31 August 2021 by Maintenance script (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search
Patent number US 4030838A (click link for details and documents via Google Patents)
Title Photometer mode indicator
Inventors Jon Leroy Fessler
Company Tektronix Inc
Filing date 1976-03-01
Grant date 1977-06-21



Retrieved from "https://w140.com/tekwiki/index.php?title=Patent_US_4030838A&oldid=66961"