3531233

Information

• Patent Grant
• 3531233

• References
• Source

• Patent Number

  3,531,233

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1970
  54 years ago

• CPC

  • B63C7/12 - by bringing air or floating bodies or material into vessels or objects

• US Classifications

  • 114 - Ships
  • 264 - Plastic and nonmetallic article shaping or treating: processes