F16D 47 - Systems of clutches, or clutches and couplings, comprising devices of types grouped under at least two of the following sets of groups:; ; ; ;

Patents for F16D 47 - Systems of clutches, or clutches and couplings, comprising devices of types grouped under at least two of the following sets of groups:; ; ; ; (1,003)
11/1976
11/16/1976	US3991864 Motor saw, especially motor chain saw
10/1976
10/19/1976	US3986587 Speed responsive clutch for locking a fluid coupling
02/1976
02/17/1976	US3938633 Motor chain saw

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