Title:
DRAINAGE CONTROL SYSTEM
United States Patent 3503401


Inventors:
Andersen, Harold W.
Harrison, Charles H.
Application Number:
US3503401DA
Publication Date:
03/31/1970
Filing Date:
08/27/1968
Assignee:
Andersen, Prod H. W.
Primary Class:
International Classes:
A61M1/00; (IPC1-7): A61M3/00; A61M25/00
View Patent Images:
US Patent References:
3186410Closed system urinary drainage set1965-06-01
2860636Tidal drainage and irrigation valve1958-11-18
2749913N/A1956-06-12
2602448Tidal drainage and irrigating unit1952-07-08