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Description

FIG. 1 is a perspective view of a thread tree, showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a bottom plan view thereof; and

FIG. 4 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D229878 January 1974 Saika et al.
Foreign Patent Documents
341816 October 1921 DE2
926466 October 1947 FRX
Patent History
Patent number: D252396
Type: Grant
Filed: May 23, 1977
Date of Patent: Jul 17, 1979
Inventor: Shirley A. Gros (Lakeside, CA)
Primary Examiner: Joel Stearman
Assistant Examiner: Carmen H. Vales
Attorney: Carl R. Brown
Application Number: 5/799,197
Classifications
Current U.S. Class: Element Or Attachment (D15/78); D 3/25
International Classification: D1506;