Electronic instrument case

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Description

FIG. 1 is a right front perspective view of an electronic instrument case showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a right side elevational view, the left side being a mirror image thereof;

FIG. 4 is a front elevational view;

FIG. 5 is a rear elevational view; and

FIG. 6 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D203824 February 1966 Rawson
4089464 May 16, 1978 Teti
4090632 May 23, 1978 Katzmann et al.
Other references
  • Hewlett Packard Brochure --6/21/76 --#3435A Digital Multimeter. Racal Instruments Ltd. --Flyer --5/14/76 --#9008 Modulation Meter. Keithcey Catalog --.COPYRGT.1976 --p.10--Digital Multimeter #160B. Tracewell Enclosures --4/74 --Flyer --Electronic Enclosure.
Patent History
Patent number: D251370
Type: Grant
Filed: Jan 17, 1977
Date of Patent: Mar 20, 1979
Assignee: Ballantine Laboratories, Inc. (Boonton, NJ)
Inventors: Fred L. Katzmann (Cedar Grove, NJ), Dale W. Gruye (Portola Valley, CA)
Primary Examiner: Nelson C. Holtje
Attorney: John B. Pegram
Application Number: 5/759,725