Head for an overhead projector

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Description

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

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D179047 October 1956 Wolk
D215034 August 1969 Steinbach
Other references
  • 3M Overhead Projector Flier, 4-1968, p. 5, Model 88.
Patent History
Patent number: D245165
Type: Grant
Filed: Dec 19, 1975
Date of Patent: Jul 26, 1977
Assignee: Minnesota Mining and Manufacturing Company
Inventor: Gerald E. Drake (Lucas Township, Dunn County, MN)
Primary Examiner: Robert C. Spangler
Assistant Examiner: C. A. Rademaker
Attorney: Cruzan Alexander
Application Number: 5/642,479
Classifications
Current U.S. Class: D16/26
International Classification: D1605;