Patent US 3701993A

From TekWiki
Revision as of 23:38, 5 September 2021 by Peter (talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search
Patent number US 3701993A (click link for details and documents via Google Patents)
Title Ramp generator [for] a chart recorder
Inventors Hans Geerling
Company Tektronix Inc
Filing date 1971-06-28
Grant date 1972-10-31



Retrieved from "https://w140.com/tekwiki/index.php?title=Patent_US_3701993A&oldid=68632"