3820547

Information

• Patent Grant
• 3820547

• References
• Source

• Patent Number

  3,820,547

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • A23N12/005 - for dry-cleaning

• US Classifications

  • 460 - Crop threshing or separating