Display panel for copying machines

Photography and optical equipment – Projector or viewer – With provision for transparency magazine

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D02764407

REFERENCES:
patent: D254076 (1980-01-01), Breitenkam
patent: 3309712 (1967-03-01), Cole
patent: 3887913 (1975-06-01), Smith
Canon "Natural Selection" Brochure-6/82-Cover-Graphics.
Canon "The New Standard of Performance" Brochure-7/81-p. 4, operating panel at top.
Electronic Copying Machine, Leodry 4511, Catalogue of Toshiba Leodry as of Feb., 1982.
Electronic Copying Machine, Leodry 8101.8102, Catalogue of Toshiba Leodry, printed Nov., 1980.
Canon NP6000 (Design only arranging each symbol) Catalogue of Canon Copying Machine, issued 1979.
The Report of the First Conference of "Symbols for use on Duplicators and Document Copying Machines" issued 7/26/78.

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