Electronic instrument case

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Information

Patent Grant
D251368

References
Source

Patent Number
D251,368
Date Filed
Monday, January 17, 1977
48 years ago
Date Issued
Tuesday, March 20, 1979
45 years ago

Inventors
- Fred L. Katzmann
- Dale W. Gruye
Original Assignees
- Ballantine Laboratories, Inc.
Examiners
- Holtje; Nelson C.
Agents
- Pegram; John B.

US Classifications
- D10 - Measuring, testing, or signalling instruments
Field of Search
- US
- D10 46
- D10 75
- D10 78
- D10 80
- D10 57
- D10 102-103
- 220 4 R
- 220 4 A
- 324 156
- D13 40
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an electronic instrument case, as shown and described.

US Referenced Citations (3)

Number	Name	Date	Kind
D203824	Rawson	Feb 1966
4089464	Teti	May 1978
4090632	Katzmann et al.	May 1978

Non-Patent Literature Citations (4)

Entry
Hewlett Packard Brochure-6/21/76-#3435A, Digital Multimeter.
Racal Instruments Ltd.-Flyer-5/14/76-#9008, Modulation Meter.
Keithley Catalog-.COPYRGT.1976-p. 10-Digital Multimeter #160B.
Tracewell Enclosures-4/74-Flyer-Electronic Enclosure.