Drain control knob

Details Drain control knob Drain control knob

1988-07-11

1989-12-05

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Valve or body therefor

D 8312

Patent

active

D03049710

REFERENCES:
patent: D85559 (1931-11-01), Thomas
patent: D265579 (1982-07-01), Paul
patent: D265580 (1982-07-01), Paul
patent: D276259 (1984-11-01), Miller
patent: D280008 (1985-08-01), Miller et al.
patent: D285106 (1986-08-01), Yost
patent: D287270 (1986-12-01), Yost
patent: D288835 (1987-03-01), Yost
patent: D289318 (1987-04-01), Yost
patent: 1475654 (1923-11-01), Shea
patent: 1521333 (1924-12-01), Sherman et al.
Domestic Engineering, Nov. 1963, p. 69.
Domestic Engineering, Jan. 1983, p. 25, center bottom item.
Domestic Engineering, Apr. 1983, p. 13.
Domestic Engineering, Feb. 1986, outside rear cover.

Affiliated with

Also associated with

Rating

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

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2025911