3713545

Information

• Patent Grant
• 3713545

• References
• Source

• Patent Number

  3,713,545

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1973
  52 years ago

• CPC

  • B65D51/1661 - by means of a passage for the escape of gas between the closure and the lip of the container mouth
  • B65D41/045 - Discs
  • B65D51/1638 - by means of an element bursting upon a predetermined pressure in the container being exceeded
  • G01S1/024 - of beacon transmitters
  • G01S1/38 - using comparison of (1) the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an aerial moving, or appearing to move, in a cyclic path with (2) the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the aerial
  • H03D3/04 - by counting or integrating cycles of oscillations

• US Classifications

  • 215 - Bottles and jars