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The ornamental design for a piercing valve, as shown and described. |
FIG. 1 is a perspective view taken from the top, front and right side of a piercing valve showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a left side elevational view thereof; and
FIG. 7 is a right side elevational view thereof.
Patent | Priority | Assignee | Title |
D334050, | Dec 12 1989 | NORTHERN IRON AND BRASS FOUNDRY PTY LTD | Combined pipe tapping saddle and seal |
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3198206, | |||
3252474, | |||
3252475, | |||
3428075, | |||
3554217, | |||
3973584, | Feb 18 1975 | GEM PRODUCTS, INC , A CORP OF CA | Piercing valve for tapping pipelines |
3978881, | Jun 05 1975 | ROBERTSHAW CONTROLS COMPANY, A CORP OF DE | Gas line pierce valve |
4204559, | Apr 17 1978 | Line tap valve | |
4415000, | May 17 1982 | KITZ CORPORATION, 3-17-9 MINAMI-AOYAMA, | T-Joint fitting |
4537214, | Nov 19 1984 | GEM Products, Inc. | Single seal pipeline tapping fixture having secure valve |
237883, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 12 1984 | COWAN, ARNOLD A | GEM PRODUCTS, INC , A CORP OF CA | ASSIGNMENT OF ASSIGNORS INTEREST | 004449 | /0384 | |
Nov 27 1984 | GEM Products, Inc. | (assignment on the face of the patent) | / |
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