Patent
   D262195
Priority
Jan 09 1980
Filed
Jan 09 1980
Issued
Dec 08 1981
Expiry
Dec 08 1995
Assg.orig
Entity
unknown
2
5
n/a
The ornamental design for a perspective t-square, as shown and described.

FIG. 1 is a top plan view of a perspective T-square showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof.

Koontz, Richard I.

Patent Priority Assignee Title
6330752, Feb 04 2000 Adjustable squaring tool
D390136, Aug 05 1996 Tile measuring tool
Patent Priority Assignee Title
1173341,
2238581,
467764,
703140,
817214,
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