3447737

Information

• Patent Grant
• 3447737

• References
• Source

• Patent Number

  3,447,737

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1969
  55 years ago

• CPC

  • B65D33/243 - Combination of flaps, slits, tongues or apertures

• US Classifications

  • 383 - Flexible bags