510001

Information

• Patent Grant
• 510001

• References
• Source

• Patent Number

  510,001

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1893
  131 years ago

• CPC

  • B61D27/0036 - Means for heating only
  • Y10S454/904 - Magnetic means to hold a damper closed

• US Classifications

  • 237 - Heating systems
  • 052 - Static structures
  • 454 - Ventilation