1479938

Information

• Patent Grant
• 1479938

• References
• Source

• Patent Number

  1,479,938

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1924
  101 years ago

• CPC

  • B21D28/265 - with relative movement of sheet and tools enabling the punching of holes in predetermined locations of the sheet
  • Y10T83/4536 - Work carriage carries ratchet means to determine increments
  • Y10T83/4597 - With means to control magnitude of work-feed increment or work acceleration
  • Y10T83/6566 - By indexing means

• US Classifications

  • 083 - Cutting