3891142

Information

• Patent Grant
• 3891142

• References
• Source

• Patent Number

  3,891,142

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1975
  49 years ago

• CPC

  • B41J7/92 - Impact adjustment Means to give uniformity of impression

• US Classifications

  • 235 - Registers