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Publication numberUSD238172 S
Publication typeGrant
Publication dateDec 23, 1975
Filing dateFeb 22, 1974
Publication numberUS D238172 S, US D238172S, US-S-D238172, USD238172 S, USD238172S
InventorsGeorge H. Blackstone
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Water purifying and filtering unit
US D238172 S
Abstract  available in
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Description  (OCR text may contain errors)

United States Patent 238,172

Patented Dec. 23, 1975 WATER PURIFYING AND FILTERING UNIT 1 George H. Blackstone, 2284 Albion St., g Toledo, Ohio 43606 Filed Feb. 22, 1974, Ser. No. 444,728

Term of patent 14 years Int. Cl. D23-01 (1.5. CI. D23--3 FIG. 1 is a front view in elevation of a water purifying References Cited FIG: 3 is a bo ztforn plan view thegeof. 205,001 6/1966 Englesberg what I claim is: D. 208,752 9/1967 Payne D234 The ornamental design for a water purifying and filter- 3,653,514 4/1972 Holler at 210-481 mg unlt, substantially as sl w JAMES R LARGEN, Primary Examiner

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7441664Sep 18, 2003Oct 28, 2008Pur Water Purification Products Inc.Water treatment devices and cartridges therefor