2928564

Information

• Patent Grant
• 2928564

• References
• Source

• Patent Number

  2,928,564

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1960
  64 years ago

• CPC

  • B66C23/205 - for use on top of roofs

• US Classifications

  • 414 - Material or article handling