Patent
   D244602
Priority
Mar 03 1975
Filed
Mar 03 1975
Issued
Jun 07 1977
Expiry
Jun 07 1991
Assg.orig
Entity
unknown
16
3
n/a
The ornamental design for an overhead projector, as shown and described.

FIG. 1 is a front, top, and right side perspective view of an overhead projector showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof; and

FIG. 6 is a left side elevational view thereof.

The undisclosed bottom is plain and unornamented.

Mango, Joseph R., Wolfe, Donald G.

Patent Priority Assignee Title
D281506, Apr 29 1983 Buhl Industries, Inc. Overhead projector
D307030, Apr 10 1987 Buhl Industries Light box assembly for an overhead projector
D330040, Oct 27 1989 Mita Industrial Co., Ltd. Over-head projector
D332110, Feb 06 1989 Wolf Audio Visuals Slide projector
D349715, Oct 22 1992 Minnesota Mining and Manufacturing Company Transmissive type overhead projector
D350361, Jan 08 1992 Elmo Company Overhead projector
D381351, May 22 1995 Elmo Company Limited Overhead projector
D473254, Mar 19 2001 3M Innovative Properties Company Overhead projector having an inverted head
D473255, Mar 19 2001 3M Innovative Properties Company Inverted projection head for an overhead projector
D686255, May 25 2011 SAINT-GOBAIN ABRASIVES, INC.; SAINT-GOBAIN ABRASIFS Abrasive disc with a distribution of holes
D687471, May 25 2011 SAINT-GOBAIN ABRASIVES, INC; SAINT-GOBAIN ABRASIFS Abrasive disc with a distribution of holes
D689912, May 25 2011 SAINT-GOBAIN ABRASIVES, INC.; SAINT-GOBAIN ABRASIFS Abrasive disc with a distribution of holes
D689913, May 25 2011 SAINT-GOBAIN ABRASIVES, INC; SAINT-GOBAIN ABRASIFS Abrasive disc with a distribution of holes
D728574, Jun 08 2012 Datalogic ADC, Inc. Top down reader of a data reader for checkout station
D741332, Jun 08 2012 Datalogic ADC, Inc. Data reader for checkout station
D967252, Nov 25 2020 XIAMEN GOOFOO TECHNOLOGY CO., LTD. Printer
Patent Priority Assignee Title
3712713,
195911,
216565,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 03 1975Minnesota Mining and Manufacturing Company(assignment on the face of the patent)
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