1389863

Information

• Patent Grant
• 1389863

• References
• Source

• Patent Number

  1,389,863

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1921
  103 years ago

• CPC

  • B65H49/32 - Stands or frameworks
  • B65H49/324 - Constructional details

• US Classifications

  • 242 - Winding, tensioning, or guiding