1758772

Information

• Patent Grant
• 1758772

• References
• Source

• Patent Number

  1,758,772

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1930
  94 years ago

• CPC

  • B30B1/22 - driven through friction disc means

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 476 - Friction gear transmission systems or components