for making oblong objects

Industry

  • CPC
  • B28B7/246
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Patents Grantslast 30 patents

  • Information Patent Grant

    Concrete mold form

    • Patent number 11,701,795
    • Issue date Jul 18, 2023
    • Hamilton Form Company, Ltd.
    • Joel A. Whalen
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Prestressed concrete piling

    • Patent number 5,509,759
    • Issue date Apr 23, 1996
    • Klinton H. Keesling
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Arrangement for the production of longitudinal screed slabs consist...

    • Patent number 4,950,434
    • Issue date Aug 21, 1990
    • Permaban Southeast, Inc.
    • Stig-.ANG.ke Ljungkvist
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method of manufacturing concrete beams

    • Patent number 4,935,186
    • Issue date Jun 19, 1990
    • Tremix AB
    • Yngve Alvarsson
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Floor laying arrangement

    • Patent number 4,598,517
    • Issue date Jul 8, 1986
    • Tremix AB
    • Yngve Alvarsson
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Production method and means for concrete articles

    • Patent number 4,038,355
    • Issue date Jul 26, 1977
    • Concrete Industries (Monier) Limited
    • Robert Lyndon Bratchell
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Apparatus for production of cast concrete members

    • Patent number 4,004,874
    • Issue date Jan 25, 1977
    • Span-Deck, Inc.
    • Larry W. Foster
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3915422

    • Patent number 3,915,422
    • Issue date Oct 28, 1975
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3491417

    • Patent number 3,491,417
    • Issue date Jan 27, 1970
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3121333

    • Patent number 3,121,333
    • Issue date Feb 18, 1964
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3071834

    • Patent number 3,071,834
    • Issue date Jan 8, 1963
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3030688

    • Patent number 3,030,688
    • Issue date Apr 24, 1962
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2917802

    • Patent number 2,917,802
    • Issue date Dec 22, 1959
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2916795

    • Patent number 2,916,795
    • Issue date Dec 15, 1959
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2883728

    • Patent number 2,883,728
    • Issue date Apr 28, 1959
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2874442

    • Patent number 2,874,442
    • Issue date Feb 24, 1959
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2783520

    • Patent number 2,783,520
    • Issue date Mar 5, 1957
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2771656

    • Patent number 2,771,656
    • Issue date Nov 27, 1956
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2659123

    • Patent number 2,659,123
    • Issue date Nov 17, 1953
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2499532

    • Patent number 2,499,532
    • Issue date Mar 7, 1950
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2239195

    • Patent number 2,239,195
    • Issue date Apr 22, 1941
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1985575

    • Patent number 1,985,575
    • Issue date Dec 25, 1934
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1657011

    • Patent number 1,657,011
    • Issue date Jan 24, 1928
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1585421

    • Patent number 1,585,421
    • Issue date May 18, 1926
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1436033

    • Patent number 1,436,033
    • Issue date Nov 21, 1922
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1431635

    • Patent number 1,431,635
    • Issue date Oct 10, 1922
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1342373

    • Patent number 1,342,373
    • Issue date Jun 1, 1920
    • B28 - WORKING CEMENT, CLAY, OR STONE