1749147

Information

• Patent Grant
• 1749147

• References
• Source

• Patent Number

  1,749,147

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1930
  95 years ago

• CPC

  • B22D15/02 - of cylinders, pistons, bearing shells or like thin-walled objects
  • Y10T29/49277 - including casting or molding

• US Classifications

  • 029 - Metal working