Patent
   D339376
Priority
Oct 20 1989
Filed
Apr 09 1990
Issued
Sep 14 1993
Expiry
Sep 14 2007
Assg.orig
Entity
unknown
7
12
n/a
The ornamental design for an adjustable drafting tool for making perspective drawings, as shown and described.

FIG. 1 is a top plan view of an adjustable drafting tool for making perspective drawings showing my new design;

FIG. 2 is an end elevational view;

FIG. 3 is an end elevational view of the end not shown in FIG. 2;

FIG. 4 is a right side elevational view;

FIG. 5 is a left side elevational view;

FIG. 6 is a bottom plan view; and,

FIG. 7 is a top perspective view thereof.

Abe, Masaharu

Patent Priority Assignee Title
D585939, Sep 26 2005 Youth Toy Enterprise Co., Ltd. Strip for teaching-aid
D585940, Jun 19 2008 Youth Toy Enterprise Co., Ltd. Expandable strip of teaching-aid
D596511, Jan 15 2008 ToolBro Innovators LLC Line-transfer device
D678411, Apr 03 2012 Youth Toy Enterprises Co., Ltd. Strip for teaching-aid
D793885, Feb 15 2016 Digital speed drum gauge
D902309, Jun 18 2019 FISKARS FINLAND OY AB Drawing tool
D902310, Jun 18 2019 FISKARS FINLAND OY AB Alignment tool
Patent Priority Assignee Title
1150550,
1380269,
1408800,
1759541,
2998654,
3562919,
380360,
4453318, Jan 21 1983 Apparatus for producing perspective drawings
761033,
234469,
DE302299,
GB5742,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 09 1990Masaharu Abe(assignment on the face of the patent)
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