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The ornamental design for a soil erosion prevention block, as shown and described. |
FIG. 1 is a perspective view of a soil erosion prevention block showing my new design as seen from the top;
FIG. 2 is a perspective view thereof as seen from the bottom;
FIG. 3 is a top perspective view of a second embodiment of a soil erosion prevention block;
FIG. 4 is a bottom perspective view thereof;
FIG. 5 is a top perspective viwe of a third embodiment of a soil erosion prevention block;
FIG. 6 is a bottom perspective view thereof;
FIG. 7 is a top perspective view of a fourth embodiment of a soil erosion prevention block;
FIG. 8 is a bottom perspective view thereof;
FIG. 9 is a top perspective view of a fifth embodiment of a soil erosion prevention block;
FIG. 10 is a bottom perspective view thereof;
FIG. 11 is a top perspective view of a sixth embodiment of a soil erosion prevention block;
FIG. 12 is a bottom perspective view thereof;
FIG. 13 is a top perspective view of a seventh embodiment of a soil erosion prevention block;
FIG. 14 is a bottom perspective view thereof;
FIG. 15 is a top perspective view of an eighth embodiment of a soil erosion prevention block; and,
FIG. 16 is a bottom perspective view thereof.
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4514949, | May 06 1983 | Interlocking system for building walls | |
D317048, | May 14 1986 | KEYSTONE RETAINING WALL SYSTEMS, INC , 7600 FRANCE AVE , SOUTH, EDINA, MN 55435, A CORP OF MN | Wall block |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Oct 24 1994 | Alice L., Landry | (assignment on the face of the patent) | / | |||
Aug 07 1995 | LANDRY, ALICE L , LEGAL REPRESENTATIVE OF KOSSOTH J LANDRY, JR | LANDRY, ALICE L | PROOF OF AUTHORITY | 007598 | /0967 |
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