Sprinkler controller

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Information

Patent Grant
D258140

References
Source

Patent Number
D258,140
Date Filed
Tuesday, July 25, 1978
47 years ago
Date Issued
Tuesday, February 3, 1981
45 years ago

Inventors
- Oded Eddie Sturman
- Benjamin Grill
Original Assignees
- Hydronic Systems, Inc.
Examiners
- Largen; James R.
Agents
- Freilich; Arthur

US Classifications
- D23 - Environmental heating and cooling
Field of Search
- US
- D23 34-40
- 137 6242
- 239 63
- 239 64
- 239 66
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The design for a sprinkler controller, substantially as shown.

US Referenced Citations (11)

Number	Name	Date	Kind
D196603	Beinert	Oct 1963
D212154	Burton	Sep 1968
D247717	Sturman et al.	Apr 1978
3708068	Tischler	Jan 1973
3989066	Sturman et al.	Nov 1976
3991375	Riggs et al.	Nov 1976
3991939	Maclay	Nov 1976
4101786	Ruggles et al.	Jul 1978
4114647	Sturman et al.	Sep 1978
4146054	Kah, Jr.	Mar 1979
4180099	Moore	Dec 1979