1978996

Information

• Patent Grant
• 1978996

• References
• Source

• Patent Number

  1,978,996

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1934
  90 years ago

• CPC

  • B22D27/11 - making use of mechanical pressing devices
  • Y10S249/05 - Hot top

• US Classifications

  • 164 - Metal founding
  • 249 - Static molds