Convex block

Details Convex block Convex block

1986-05-14

1989-05-09

Word, A. Hugo

Building units and construction elements

Architectural stock material

Construction block or brick type

D25118

Patent

active

D03010643

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: 1414444 (1922-05-01), Straight
patent: 1456498 (1923-05-01), Binns
patent: 2235646 (1941-03-01), Schaffer
patent: 2963828 (1960-12-01), Belleveau
patent: 3036407 (1962-05-01), Dixon
patent: 3274742 (1966-09-01), Paul, Jr. et al.
patent: 3390502 (1968-07-01), Carrol
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: 4110949 (1978-09-01), Cambiuzzi 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: 4335549 (1982-06-01), Dean
patent: 4454699 (1984-06-01), Strobl
patent: 4496266 (1985-01-01), Ruckstuhl
patent: 4524551 (1985-06-01), Scheiwiller
patent: 4572699 (1986-02-01), Rinninger
Concrete Masonry Pictorial, vol. 33, No. 3, .COPYRGT.1977, p. 5, Curved Masonry Unit at lower right.
The Besser Company brochure, "Modular Concrete Block", 1984.
The Besser Company brochure, "Paving Stone", Jun., 1984.
The Besser Company Bulletin, Feb. 1985.
The Hollow Building Tile Assoc. Handbook, p. 11, Jan. 1924.

Affiliated with

Also associated with

Rating

Convex block does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Convex block, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Convex block will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-79517