Corrosion testing instrument

- IPM Corporation
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a left front perspective view of a corrosion testing instrument showing my new design; the right side being identical;

FIG. 2 is a front elevational view thereof, the rear being flat, plain and unornamented; and

FIG. 3 is a cross-sectional view thereof as taken from line III--III of FIG. 2.

The top and bottom of the instrument are flat, plain, and unornamented.

Referenced Cited
U.S. Patent Documents
2897060 July 1959 Dieman
3000292 September 1961 Wojan
3098720 July 1963 Neffenger
3163497 December 1964 Gill
3259466 July 1966 Jacks
3273802 September 1966 Hull
Foreign Patent Documents
1030005 December 1972 CAX
Patent History
Patent number: D259407
Type: Grant
Filed: Dec 11, 1978
Date of Patent: Jun 2, 1981
Assignee: IPM Corporation (Columbus, OH)
Inventor: Danny A. Pierce (Columbus, OH)
Primary Examiner: Nelson C. Holtje
Attorneys: Vincent G. Gioia, William J. O'Rourke, Jr.
Application Number: 5/968,055
Classifications
Current U.S. Class: Chemical (12) (D10/81)
International Classification: D1004;