3619431

Information

• Patent Grant
• 3619431

• References
• Source

• Patent Number

  3,619,431

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1971
  53 years ago

• CPC

  • E04G11/28 - Climbing forms
  • E04G9/06 - the form surface being of metal
  • E04H7/26 - mainly of concrete
  • Y10S425/045 - Safety

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus