Filter photometer

Schmidt , et al. May 8, 1

Patent Grant D251775

U.S. patent number D251,775 [Application Number 05/887,901] was granted by the patent office on 1979-05-08 for filter photometer. This patent grant is currently assigned to Labora Mannheim GmbH fur Labortechnik. Invention is credited to Heinz-Georg Fuhrer, Helmut Schmidt.


United States Patent D251,775
Schmidt ,   et al. May 8, 1979

Filter photometer

Claims

The ornamental design for a filter photometer, as shown.
Inventors: Schmidt; Helmut (Mannheim, DE), Fuhrer; Heinz-Georg (Rauenberg, DE)
Assignee: Labora Mannheim GmbH fur Labortechnik (Mannheim, DE)
Appl. No.: 05/887,901
Filed: March 17, 1978

Foreign Application Priority Data

Sep 24, 1977 [DE] 1129
Current U.S. Class: D10/81; D24/186
Current International Class: D2402
Field of Search: ;D24/17 ;D10/81 ;23/292,230 ;356/201,234,213,205,218

References Cited [Referenced By]

U.S. Patent Documents
D211574 July 1968 Macaulay et al.
D242555 November 1976 McCaa
D245434 August 1977 Beidler et al.
3718439 February 1973 Rosse et al.
3794469 February 1974 Rapoza
Primary Examiner: Ansher; Bernard
Attorney, Agent or Firm: Sprung; Arnold

Description



FIG. 1 is a front perspective view of a filter photometer showing our new design;

FIG. 2 is a front plan view;

FIG. 3 is a rear plan view;

FIG. 4 is a side view of FIG. 1; and

FIG. 5 is a top plan view of the design shown in FIG. 1.

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