1648990

Information

• Patent Grant
• 1648990

• References
• Source

• Patent Number

  1,648,990

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1927
  97 years ago

• CPC

  • B65H20/06 - by friction band
  • B65H19/2253 - and the roll being displaced during the winding operation
  • B65H2301/413526 - vertically moving supporting means
  • B65H2301/414324 - involving interleaf web/sheet
  • B65H2403/41 - Rack-and-pinion, cogwheel in cog railway
  • B65H2801/93 - Tyres

• US Classifications

  • 242 - Winding, tensioning, or guiding