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The ornamental design for an oil sampler, as shown and described. |
FIG. 1 is a perspective view of the design;
FIG. 2 is a right side view of the design;
FIG. 3 is a left side view of the design;
FIG. 4 is a top view of the design;
FIG. 5 is a bottom side view of a first variant of the design;
FIG. 6 is a rear view of the design; and,
FIG. 7 is a front view of the design.
Hewson, C. Bruce, Nielsen, deceased, Knud Peter
Patent | Priority | Assignee | Title |
D418073, | Jun 05 1998 | SEBA DYNATRONIC MESS- UND ORTUNGSTECHNIK GMBH, A CORPORATION OF GERMANY | Waste water measuring probe |
Patent | Priority | Assignee | Title |
5596155, | Jul 17 1992 | V.L. Churchill Ltd. | Gas sampling probe |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Oct 10 1997 | HEWSON, C BRUCE | ARCH WESTERN MANAGEMENT LIMITED | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009392 | /0230 | |
Oct 21 1997 | Quantech Instruments Inc. | (assignment on the face of the patent) | / | |||
Jul 22 1998 | ARCH WESTERN MANAGEMENT LTD | QUANTECH INSTRUMENTS INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009392 | /0202 | |
Jul 22 1998 | NIELSEN, KNUD PETER DECEASED BY HIS LEGAL REPRESENTATIVE RUTH NIELSEN | QUANTECH INSTRUMENTS INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009392 | /0202 |
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