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Publication numberUSD292215 S
Publication typeGrant
Application numberUS 06/609,634
Publication dateOct 6, 1987
Filing dateMay 14, 1984
Publication number06609634, 609634, US D292215 S, US D292215S, US-S-D292215, USD292215 S, USD292215S
InventorsLeslie H. Bergh
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Fluid filtration unit for use in oil well hole drilling operations
US D292215 S
Images(4)
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Claims(1)
  1. The ornamental design for a fluid filtration unit for use in oil well hole drilling operations, as shown and described.
Description

FIG. 1 is a front and top perspective view of a fluid filtration unit for use in oil well hole drilling operations showing my new design;

FIG. 2 is a rear left side and top perspective view thereof;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a rear right side and top perspective view thereof.

The broken-line showing of the wheel assembly in FIGS. 1, 2 and 4 is for illustrative purposes only and forms no part of the claimed design. The partial surface treatment on the bottom platform is understood to cover the entire platform surface.

Classifications
U.S. ClassificationD15/7