369866

Information

• Patent Grant
• 369866

• References
• Source

• Patent Number

  369,866

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1887
  138 years ago

• CPC

  • B21D51/36 - collapsible or like thin-walled tubes
  • B23Q1/5468 - a single rotating pair followed parallelly by a single rotating pair
  • Y10T29/5132 - Belt drive

• US Classifications

  • 029 - Metal working