Title:
Machine for the manufacture of concrete building units
United States Patent 3002249
Inventors:
Jackson, Clarence W.
Publication Date:
10/03/1961
Export Citation:
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Assignee:
Jackson, Clarence W.
Primary Class:
425/195
Other Classes:
264/71, 264/296, 425/134, 425/253
International Classes:
B28B3/12; B28B7/34; B29C67/24; B28B3/00; B28B7/34; B29C67/24
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US Patent References:
2752656Tile apparatus
2734249N/A
2674775Making molded panels
2531574Machine for making cement roofing tile
2462415Building construction
2294556Floating external wall for buildings
2288611Machine for continuous treatment of confined plastics
2129162Machine for making cement blocks and the like
2091140Precast slab and building construction
2004936Apparatus for the manufacture of cementitious sheets
1998117Device for molding slabs
1750113Method for forming slabs
1559499Process and machine for making tile
1377188Tile-forming machine