Blade for a digging point

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Description

FIG. 1 is a top perspective view of a blade for a digging point showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a sectional view taken in the direction of the arrows along line 5--5 in FIG. 2.

Referenced Cited
U.S. Patent Documents
4027408 June 7, 1977 Ramella et al.
4317300 March 2, 1982 Emrich et al.
4335532 June 22, 1982 Hahn et al.
4391050 July 5, 1983 Smith et al.
4577423 March 25, 1986 Hahn
Patent History
Patent number: D290613
Type: Grant
Filed: Feb 7, 1984
Date of Patent: Jun 30, 1987
Assignee: Agrowparts Pty Limited (Botany)
Inventor: John W. Ryan (Yowie Bay)
Primary Examiner: B. J. Bullock
Law Firm: Ladas & Parry
Application Number: 6/577,666