3677456

Information

• Patent Grant
• 3677456

• References
• Source

• Patent Number

  3,677,456

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • B25C1/044 - with movable main cylinder

• US Classifications

  • 227 - Elongated-member-driving apparatus
  • 091 - Motors: expansible chamber type