3898122

Information

• Patent Grant
• 3898122

• References
• Source

• Patent Number

  3,898,122

• Date Filed

  Not available

• Date Issued

  Tuesday, August 5, 1975
  49 years ago

• CPC

  • G11B23/32 - Electrical or mechanical contacting means Tape stop foils
  • B21D28/02 - Punching blanks or articles with or without obtaining scrap Notching
  • G03B21/32 - Details specially adapted for motion-picture projection
  • Y10T83/4503 - Such means drives the work feed means
  • Y10T156/12 - Surface bonding means and/or assembly means with cutting, punching, piercing, severing or tearing

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 083 - Cutting
  • 242 - Winding, tensioning, or guiding
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER