Patent
   D324688
Priority
Aug 10 1989
Filed
Aug 10 1989
Issued
Mar 17 1992
Expiry
Mar 17 2006
Assg.orig
Entity
unknown
11
6
n/a
The ornamental design for a combined mobile concrete batch plant and mixing unit, as shown and described.

FIG. 1 is a perspective view of a combined mobile concrete batch plant and mixing unit, showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a right side elevational view thereof, shown in the travel position; and

FIG. 4 is a top plan view thereof.

St. Ama, Bobby D.

Patent Priority Assignee Title
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D760807, Feb 02 2015 WESTERN MATERIALS AND DESIGN, LLC Concrete mixing device
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D907667, Jan 22 2019 KOSTER American Corporation Mixing manifold
D938500, May 18 2018 Buss AG Mixing and kneading machine
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Patent Priority Assignee Title
3872980,
4339204, Jul 25 1979 Apparatus for use in the production of concrete
239527,
D255355, Mar 30 1978 Astec Industries, Inc. Portable drum mix plant with baghouse
D271875, Mar 25 1981 Front discharge mixer truck with auxiliary rear axle
D294642, Oct 17 1984 AB Robacks Mekaniska Mobile concrete plant
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 10 1989Brownwood Ross Co. Inc.(assignment on the face of the patent)
Sep 13 1989STAMA, BOBBY D BROWNWOOD ROSS CO INC , BROWNWOOD, TXASSIGNMENT OF ASSIGNORS INTEREST 0051400955 pdf
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