Wall block

Details Wall block Wall block

1987-02-11

1988-05-17

Word, A. Hugo

Building units and construction elements

Architectural stock material

Construction block or brick type

D25116

Patent

active

D02957884

REFERENCES:
patent: 126547 (1872-05-01), Hickcox
patent: 228052 (1880-05-01), Frost
patent: 566924 (1896-09-01), Morrin
patent: 810748 (1906-01-01), Haller et al.
patent: 1092621 (1914-04-01), Worner
patent: 1222061 (1917-04-01), Bartells
patent: 1414444 (1922-05-01), Straight
patent: 1456498 (1923-05-01), Binns
patent: 2235646 (1941-03-01), Schaffer
patent: 2882689 (1959-04-01), Huch et al.
patent: 2963828 (1960-12-01), Belliveau
patent: 3036407 (1962-05-01), Dixon
patent: 3274742 (1966-09-01), Paul, Jr. et al.
patent: 3390502 (1968-07-01), Carroll
patent: 3430404 (1969-03-01), Muse
patent: 3557505 (1971-01-01), Kaul
patent: 3936987 (1976-02-01), Calvin
patent: 3995434 (1976-12-01), Kato et al.
patent: 4016693 (1977-04-01), Warren
patent: 4110949 (1978-09-01), Cambuzzi et al.
patent: 4207718 (1980-06-01), Schaaf et al.
patent: 4208850 (1980-06-01), Collier
patent: 4228628 (1980-10-01), Schlomann
patent: 4229123 (1980-10-01), Heinzmann
patent: 4454699 (1984-06-01), Strobl
patent: 4496266 (1985-01-01), Ruckstuhl
patent: 4524551 (1985-06-01), Scheiwiller
patent: 4572699 (1986-02-01), Rinninger
The Besser Company Bulletin, Feb. 1985.
The Hollow Building Tile Assoc. Handbook, p. 11, Jan. 1924.

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