3130438

Information

• Patent Grant
• 3130438

• References
• Source

• Patent Number

  3,130,438

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1964
  60 years ago

• CPC

  • D21G3/02 - for calenders

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning