1928257

Information

• Patent Grant
• 1928257

• References
• Source

• Patent Number

  1,928,257

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1933
  91 years ago

• CPC

  • D06P1/65168 - Sulfur-containing compounds

• US Classifications

  • 528 - Synthetic resins or natural rubbers