Modular block wall - Patent D299067

Modular block wall

United States Patent D299067

US Patent References:
/D237704.html
Lane - November, 1975 - D237704

Dry wall of bricks
Huch et al. - April, 1959 - 2882689

Electroviscous recording
Warren - April, 1977 - 4014693

Interlocking prefabricated retaining wall system
Sarikells - January, 1982 - 4312606

Curved like paving stone element for use in setting a curved paving
Ruckstuahl - January, 1985 - 4496266

Inventors:

Forsberg, Paul J. (Richfield, MN)

Application Number:

D/033178

Publication Date:

12/20/1988

Filing Date:

04/02/1987

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Assignee:

Keystone Retaining Wall Systems, Inc. (Edina, MN)

Primary Class:

D25/58

Other Classes:

D25/116

Field of Search:

405/284, 405/285, 405/286, 405/30, 404/41, 404/42, 404/34, 52/602, 52/608, D25/113, D25/114, D25/116, D25/58

US Patent References:

Interlocking planters, for use in erecting decorative walls or the like

April, 1987

Haile

405/284

Foreign References:

Primary Examiner:

Word, Hugo A.

Attorney, Agent or Firm:

Burd, Bartz & Gutenkauf

Claims:

1. The ornamental design for a modular block wall as shown and described.

Description:

FIG. 1 is a perspective view of a modular block wall showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a side view of the left side thereof, the opposite side being a mirror image thereof; and

FIG. 5 is a bottom plan view thereof.