Patent
   D283016
Priority
Jul 25 1983
Filed
Jul 25 1983
Issued
Mar 18 1986
Expiry
Mar 18 2000
Assg.orig
Entity
unknown
0
6
n/a
The ornamental design for a quick connecting cylinder air leakage tester, as shown and described.

FIG. 1 is a left side elevational view of a quick connecting cylinder air leakage tester showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is an inverted top plan view thereof.

Evenson, Edward

Patent Priority Assignee Title
Patent Priority Assignee Title
4005847, Dec 23 1970 Connection valve
4319492, Jan 23 1980 Anderson, Greenwood & Co. Pressure transmitter manifold
149974,
192939,
D255225, May 16 1977 Combined gauge and mounting block
D274227, Mar 09 1981 MI DRILLING FLUIDS COMPANY, HOUSTON, TEXAS A TEXAS GENERAL PARTNERSHIP Hydraulic filter press for pressing liquid from a drilling mud or the like
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 15 1983EVENSON, EDWARDMILTON INDUSTRIES, INC , 4500 WEST CORTLAND, CHICAGO, ILL 60639, AN ILL CORP ASSIGNMENT OF ASSIGNORS INTEREST 0041710899 pdf
Jul 25 1983MILTON INDUSTRIES, INC.(assignment on the face of the patent)
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