Color mixing head for a photographic enlarging apparatus

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Description

FIG. 1 is a front elevational view of a color mixing head for a photographic enlarging apparatus showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof, the side opposite being substantially plain and unornamented;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
3818216 June 1974 Larraburu
Other references
  • Nikon Catalog, 5-1972, p. 21, Power Supply Box MA-1. Omega Catalog, 9-1970, p. 2, Omega Enlarger Head. British Journal of Photography, 2-1975, p. i, Durst CLS 450 head.
Patent History
Patent number: D243452
Type: Grant
Filed: Oct 8, 1975
Date of Patent: Feb 22, 1977
Assignee: Durst AG Fabrik Fototechnischer Apparate (Bozen)
Inventor: Mario Gandini (Brixen)
Primary Examiner: Joel Stearman
Assistant Examiner: C. A. Rademaker
Attorney: Arthur G. Connolly
Application Number: 5/620,580
Classifications
Current U.S. Class: D16/34
International Classification: D1604;