2947507

Information

• Patent Grant
• 2947507

• References
• Source

• Patent Number

  2,947,507

• Date Filed

  Not available

• Date Issued

  Tuesday, August 2, 1960
  64 years ago

• CPC

  • E05B3/003 - Fastening knobs or handles to hollow cylindrical spindles
  • G09F19/00 - Miscellaneous advertising or display means not provided for elsewhere
  • Y10S454/904 - Magnetic means to hold a damper closed
  • Y10T292/85 - Knob-attaching devices

• US Classifications

  • 248 - Supports
  • 292 - Closure fasteners
  • 415 - Rotary kinetic fluid motors or pumps
  • 454 - Ventilation