2917802

Information

• Patent Grant
• 2917802

• References
• Source

• Patent Number

  2,917,802

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1959
  65 years ago

• CPC

  • B28B7/18 - the holes passing completely through the article
  • B28B7/246 - for making oblong objects

• US Classifications

  • 249 - Static molds