1977748

Information

• Patent Grant
• 1977748

• References
• Source

• Patent Number

  1,977,748

• Date Filed

  Not available

• Date Issued

  Tuesday, October 23, 1934
  90 years ago

• CPC

  • B24D3/24 - for close-grained structure
  • Y10S524/925 - Natural rubber compositions having nonreactive materials

• US Classifications

  • 051 - Abrasive tool making process, material, or composition
  • 524 - Synthetic resins or natural rubbers
  • 525 - Synthetic resins or natural rubbers