3655478

Information

• Patent Grant
• 3655478

• References
• Source

• Patent Number

  3,655,478

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1972
  52 years ago

• CPC

  • B31F1/0029 - Folding edges; Folding edges combined with joining; Reinforcing edges during the folding thereof
  • B31D3/0284 - Laminating honeycomb cores; applying cover sheets to core edges; working core edges
  • Y10T156/1003 - by separating laminae between spaced secured areas [e.g., honeycomb expanding]
  • Y10T156/1011 - Overedge bending or overedge folding

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 053 - Package making