3624758

Information

• Patent Grant
• 3624758

• References
• Source

• Patent Number

  3,624,758

• Date Filed

  Not available

• Date Issued

  Tuesday, November 30, 1971
  53 years ago

• CPC

  • B22C7/005 - Adjustable, sectional, expandable or flexible patterns
  • B22C23/00 - Tools Devices not mentioned before for moulding

• US Classifications

  • 164 - Metal founding