1717304

Information

• Patent Grant
• 1717304

• References
• Source

• Patent Number

  1,717,304

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1929
  95 years ago

• CPC

  • B24B19/006 - for grinding hollow glassware, bottles
  • Y10S451/905 - Metal lap

• US Classifications

  • 451 - Abrading