US Patent # D249,480. PH Testing device

United States Patent	D249,480
Jungman	September 19, 1978

PH Testing device

Claims

The ornamental design for a pH testing device, as shown.

Inventors:	Jungman; Maury (Bayville, NY)
Assignee:	J & M Instruments Corp. (Farmingdale, NY)
Appl. No.:	05/711,096
Filed:	August 2, 1976

Current U.S. Class:	D10/81 ; D10/56
Current International Class:	D1004
Field of Search:	D10/56X,81,46 D24/1.1,8,17 73/73,336.5 324/72.5,3R,3A,3B,149,156,31,65P,65R

References Cited

U.S. Patent Documents


D181743	December 1957	Molloy
D186908	December 1959	Parmater
D206004	October 1966	Perkins
D211058	May 1968	Neubrech
D215238	September 1969	Seidel
D223293	April 1972	Banks
D223359	April 1972	Anderson
D225005	October 1972	Greene
D225743	January 1973	Seltzer
D226271	February 1973	Holtzman
D237982	December 1975	Hoogesteger
3806797	April 1974	Harvey

Primary Examiner: Holtje; Nelson C.
Attorney, Agent or Firm: Natter; Seth

Description

FIG. 1 is a plan view of the pH testing device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is an elevational view showing the opposite side;

FIG. 6 is a bottom view thereof.

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