1492

Information

• Patent Grant
• 1492

• References
• Source

• Patent Number

  1,492

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1840
  185 years ago

• CPC

  • B63B1/04 - with single hull
  • B63B2001/066 - Substantially vertical stems

• US Classifications

  • 114 - Ships