1997355

Information

• Patent Grant
• 1997355

• References
• Source

• Patent Number

  1,997,355

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1935
  90 years ago

• CPC

  • H01B3/28 - natural or synthetic rubber
  • Y10S528/932 - Protein removal or conversion
  • Y10T428/296 - Rubber, cellulosic or silicic material in coating

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 174 - Electricity: conductors and insulators
  • 523 - Synthetic resins or natural rubbers
  • 528 - Synthetic resins or natural rubbers