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Classification
B64D
B64D2700/00
B64D2700/62
B64D2700/62517
B64D2700/62552
ClassID:
72752
⎘
B64D2700/62552 - CPC Classification
Classification description:
Sub-classes:
B64D2700/62561 »
Devices to control the time or rate of the opening; Deceleration devices
0
B64D2700/6257 »
Opening induced by means other than airstream
0