Molten metals filter

- Certech Incorporated
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Description

FIG. 1 is a top plan view of a molten metals filter showing my new design;

FIG. 2 is a side elevational view thereof; and

FIG. 3 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
1294742 February 1919 Wolff
2121220 June 1938 Filkins
2257944 October 1941 Fischbein
2283119 May 1942 Kuhlman et al.
Patent History
Patent number: D279379
Type: Grant
Filed: Oct 22, 1982
Date of Patent: Jun 25, 1985
Assignee: Certech Incorporated (Wood-Ridge, NJ)
Inventor: Stuart Z. Uram (Alpine, NJ)
Primary Examiner: James M. Gandy
Law Firm: Amster, Rothstein & Engelberg
Application Number: 6/435,982
Classifications
Current U.S. Class: Element Or Attachment (D15/138); D/7400; D 7/47