3638806

Information

• Patent Grant
• 3638806

• References
• Source

• Patent Number

  3,638,806

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  53 years ago

• CPC

  • B66C23/703 - telescoped by flexible elements

• US Classifications

  • 212 - Traversing hoists
  • 052 - Static structures