Specific Input To Output Function Patents (Class 327/334)
- Having switched capacitance (Class 327/337)
- With thermionic tube (Class 327/338)
- With summing or counting (Class 327/339)
- Single vacuum tube (Class 327/340)
- With compensation (Class 327/341)
- With transducer (Class 327/342)
- With rectifier circuit (Class 327/343)
- Including RC circuit (Class 327/344)
- Having feedback (Class 327/345)