1790878

Information

• Patent Grant
• 1790878

• References
• Source

• Patent Number

  1,790,878

• Date Filed

  Not available

• Date Issued

  Tuesday, February 3, 1931
  93 years ago

• CPC

  • B21B47/04 - for separating layers after rolling
  • Y10T29/309 - Means for opening or separating a pack

• US Classifications

  • 029 - Metal working