Static structures (e.g. – buildings) – Opaque stonelike module – Lateral retaining feature on facing sheet
Patent
1980-04-11
1981-11-10
Epstein, Henry F.
Static structures (e.g., buildings)
Opaque stonelike module
Lateral retaining feature on facing sheet
428 49, 428192, E04C 110
Patent
active
042990718
ABSTRACT:
Bricks which include a V-shaped depression in the top surface of the brick, extending lengthwise along the brick. The brick may be formed with vertically extending ridge-like projections in one end face thereof and a plurality of vertical grooves in the opposite end face.
REFERENCES:
patent: 229766 (1880-07-01), Smith
patent: 1365162 (1921-01-01), Ferguson
patent: 1984393 (1934-12-01), Brown
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