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Patent
   D273959
Priority
Dec 07 1981
Filed
Dec 07 1981
Issued
May 22 1984
Expiry
May 22 1998
Inventors
VanDyken, …
Assg.orig
Assg.curr
Entity
unknown
Referenced by
3
References
10
Maint.:
n/a
The ornamental design for a transparency frame for overhead projector, substantially as shown and described.

FIG. 1 is a top, front and right side perspective view of a transparency frame for overhead protector showing my new design;

FIG. 2 is a bottom, rear and left side perspective view thereof.
INVENTORS:

VanDyken, Jr., Peter

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D287858, Aug 19 1982 KURT HELGE LUNDEBY Transparency mount for overhead projectors
D379362, Oct 25 1995 Educational Insights, Inc. Display accessory for overhead projector system
D412007, Oct 10 1997 Viewlight Systems Limited Masking panel
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
2541575,
3537792,
3578858,
4146985, Jun 13 1977 Sterling Drug, Inc. X-ray film mounts
234628,
D256023, Dec 01 1977 GINN PUBLISHING, INC , A CORP OF DE Stage for transparency projection
D267181, Feb 12 1980 AGFA-GEVAERT AKTIENGESELLSCHAFT, Slide frame
DE1472297,
DE1572876,
DE2203792,
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