Protractor

Details Protractor Protractor

1985-08-09

1987-03-17

Holtje, Nelson C.

Measuring, testing, or signalling instruments

Measuring, regulating or indicating instrument, or casing

Geometric

Patent

active

D02887878

REFERENCES:
patent: D201829 (1965-08-01), Marcoline
patent: D249656 (1978-09-01), Mihail
patent: 1636991 (1927-07-01), Fueglein
patent: 2299444 (1942-10-01), Warner
patent: 2586058 (1952-02-01), Knopke
patent: 2888196 (1959-05-01), Welch
patent: 2996242 (1961-08-01), Bannister
patent: 3034713 (1962-05-01), Kuzenko
patent: 3358920 (1967-12-01), Ringley
patent: 3468037 (1969-09-01), Warneke
patent: 3757092 (1973-09-01), Miller

Affiliated with

Also associated with

Rating

Protractor does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Protractor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Protractor will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1778119