SE370829
1330821 Inverting SIEMENS AG 24 Jan 1972 [25 Jan 1971] 3299/72 Heading H2F A circuit for changing the frequency of a multi-phase input A.C. source or for supplying a polyphase output of a given constant frequency from a variable input, where the output A.C. is produced by synthesis of pulses, compri...
Saved in:
Main Author | |
---|---|
Format | Patent |
Language | English |
Published |
28.10.1974
|
Subjects | |
Online Access | Get full text |
Cover
Loading…
Be the first to leave a comment!