Moulds

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus having moveable pocket forming members for injection mold...

    • Patent number 3,947,199
    • Issue date Mar 30, 1976
    • Robert F. Hecht
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2944306

    • Patent number 2,944,306
    • Issue date Jul 12, 1960
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2619694

    • Patent number 2,619,694
    • Issue date Dec 2, 1952
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2526753

    • Patent number 2,526,753
    • Issue date Oct 24, 1950
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2289480

    • Patent number 2,289,480
    • Issue date Jul 14, 1942
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2242943

    • Patent number 2,242,943
    • Issue date May 20, 1941
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2173990

    • Patent number 2,173,990
    • Issue date Sep 26, 1939
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2137190

    • Patent number 2,137,190
    • Issue date Nov 15, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2110426

    • Patent number 2,110,426
    • Issue date Mar 8, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2109206

    • Patent number 2,109,206
    • Issue date Feb 22, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2109207

    • Patent number 2,109,207
    • Issue date Feb 22, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2104313

    • Patent number 2,104,313
    • Issue date Jan 4, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2069248

    • Patent number 2,069,248
    • Issue date Feb 2, 1937
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2016283

    • Patent number 2,016,283
    • Issue date Oct 8, 1935
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1964368

    • Patent number 1,964,368
    • Issue date Jun 26, 1934
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1964367

    • Patent number 1,964,367
    • Issue date Jun 26, 1934
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1857228

    • Patent number 1,857,228
    • Issue date May 10, 1932
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1847621

    • Patent number 1,847,621
    • Issue date Mar 1, 1932
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1840342

    • Patent number 1,840,342
    • Issue date Jan 12, 1932
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1836146

    • Patent number 1,836,146
    • Issue date Dec 15, 1931
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1816945

    • Patent number 1,816,945
    • Issue date Aug 4, 1931
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1594353

    • Patent number 1,594,353
    • Issue date Aug 3, 1926
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1563349

    • Patent number 1,563,349
    • Issue date Dec 1, 1925
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1553021

    • Patent number 1,553,021
    • Issue date Sep 8, 1925
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1547989

    • Patent number 1,547,989
    • Issue date Jul 28, 1925
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1545047

    • Patent number 1,545,047
    • Issue date Jul 7, 1925
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1544570

    • Patent number 1,544,570
    • Issue date Jul 7, 1925
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS