3647253

Information

• Patent Grant
• 3647253

• References
• Source

• Patent Number

  3,647,253

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  53 years ago

• CPC

  • F42B19/36 - adapted to be used for exercise purposes

• US Classifications

  • 294 - Handling: hand and hoist-line implements
  • 114 - Ships