1952979

Information

• Patent Grant
• 1952979

• References
• Source

• Patent Number

  1,952,979

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1934
  90 years ago

• CPC

  • G01B3/1005 - Braking or locking members, i.e. means for preventing rotation or the tape or for holding the tape at a certain position; Damping means, i.e. means for absorbing shock due to rewinding of the tape; Winding mechanisms
  • G01B2003/1017 - acting on the whole coil
  • G01B2003/1043 - internal structure and constructional details

• US Classifications

  • 033 - Geometrical instruments