494174

Information

• Patent Grant
• 494174

• References
• Source

• Patent Number

  494,174

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1893
  132 years ago

• CPC

  • D01B1/12 - Rippling

• US Classifications

  • 019 - Textiles: fiber preparation
  • 460 - Crop threshing or separating