Ruler/template/mathematical aid

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Description

FIGS. 1 to 5 depict a metric version of the design.

FIG. 1 is a front view of a metric ruler/template/mathematical aid showing printed alphanumerics.

FIG. 2 is a front view thereof without the printed alphanumerics.

FIG. 3 is a perspective front view thereof.

FIG. 4 is a sectional view through BB of FIG. 2.

FIG. 5 is a sectional view through AA of FIG. 2.

FIGS. 6 to 11 depict an imperial version of the design.

FIG. 6 is a front view of an Imperial ruler/template/mathematical aid showing printed alphanumerics.

FIG. 7 is a front view thereof, without the printed alphanumerics.

FIG. 8 is a rear view thereof.

FIG. 9 is a front perspective view thereof.

FIG. 10 is a side view thereof; and,

FIG. 11 is a plan view thereof.

Claims

The ornamental design for ruler/template/mathematical aid, as shown and described.

Referenced Cited
U.S. Patent Documents
D311872 November 6, 1990 Young
D317131 May 28, 1991 Kwan
Foreign Patent Documents
56226 March 1970 AU
56227 March 1970 AU
74706 September 1978 AU
S-102966 December 1986 AU
S-99132 June 1987 AU
C-106392 January 1989 AU
S-133479 March 1998 AU
S-137243 April 1999 AU
Patent History
Patent number: D436048
Type: Grant
Filed: Oct 18, 1999
Date of Patent: Jan 9, 2001
Assignee: Aesthetic Holdings Pty Ltd (Mount Lawley)
Inventor: Kevin Arthur Chesson (Subiaco)
Primary Examiner: Antoine Duval Davis
Attorney, Agent or Law Firm: Merchant & Gould P.C.
Application Number: 29/112,662
Classifications
Current U.S. Class: Template Or Comparator Gauge (6) (D10/64)
International Classification: 1004;