2121064

Information

• Patent Grant
• 2121064

• References
• Source

• Patent Number

  2,121,064

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1938
  86 years ago

• CPC

  • B41J29/15 - Script supports connected to the typewriter or printer
  • B42D9/02 - Automatic bookmarkers
  • C12P7/48 - Tricarboxylic acids

• US Classifications

  • 435 - Chemistry: molecular biology and microbiology