Patent
   D339358
Priority
Feb 28 1991
Filed
Feb 28 1991
Issued
Sep 14 1993
Expiry
Sep 14 2007
Assg.orig
Entity
unknown
3
12
n/a
The ornamental design for a tillage tool frame, as shown and described.

FIG. 1 is a side elevational view of the tillage tool frame of the present invention, together with a dashed-line showing of implements attached to the frame and a tractor pulling the frame;

FIG. 2 is an enlarged top plan view of the frame;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a perspective view of the tillage tool frame thereof.

Van Mill, Michael D., Hohlbein, Dennis J.

Patent Priority Assignee Title
5462123, Feb 03 1993 Landoll Corporation Tillage implement with on-the-go depth control of angle adjustable disc gangs
D365350, Mar 10 1994 Simplified agricultural planter
D552630, Jul 12 2006 Grubber
Patent Priority Assignee Title
1519776,
1814815,
2037621,
3224392,
3478828,
3559747,
3757871,
4227581, May 15 1978 Ground preparing apparatus for no-till planting
4406329, Aug 11 1980 AGCO Corporation Agricultural tool cart for minimum tillage and seed planting
4601248, Jun 13 1984 North Carolina State University Minimum tillage planting apparatus
4676321, Nov 20 1985 Flexi-Coil Limited Framework for ground working implement
D244751, Mar 08 1976 Hydraulic reset ground ripper implement
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 28 1991Unverferth Manufacturing Co., Inc.(assignment on the face of the patent)
Dec 10 1992VAN MILL, MICHAEL D UNVERFERTH MANUFACTURING CO , INC ASSIGNMENT OF ASSIGNORS INTEREST 0063440255 pdf
Dec 10 1992HOHLBEIN, DENNIS J UNVERFERTH MANUFACTURING CO , INC ASSIGNMENT OF ASSIGNORS INTEREST 0063440255 pdf
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