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Publication numberUSD257566 S
Publication typeGrant
Application numberUS 05/869,179
Publication dateNov 25, 1980
Filing dateJan 13, 1978
Publication number05869179, 869179, US D257566 S, US D257566S, US-S-D257566, USD257566 S, USD257566S
InventorsKent L. Kottmeier, Anthony M. Kottmeier
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Liquid level control valve
US D257566 S
Abstract  available in
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  1. The ornamental design for a liquid level control valve, as shown and described.

FIG. 1 is a perspective from above of a liquid level control valve showing our new design.

FIG. 2 is a side view thereto.

FIG. 3 is a rear view thereto.

FIG. 4 is a front view thereto.

FIG. 5 is a bottom view thereto.

FIG. 6 is a top plan view thereto.

The broken line representation of a connector pin in FIGS. 1 through 6 is for purposes of illustration only.

Non-Patent Citations
1Sear, Roebuck & Co. Brochure on Model 303,9303 Super 15 Furnace Humidifier (C) 1967, pp. 8 & 11.
U.S. ClassificationD23/236