"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 5455516 | Meter and method for in situ measurement of the electromagnetic properties of various process materials using cutoff frequency characterization and analysis The present invention provides an apparatus and method for the measurement of, for example, the moisture in a material or, more generally, for the measurement of any material parameter which may be inferred by measuring the electromagnetic properties of t... | 10/03/1995 |
| 5321408 | Microwave apparatus and method for ullage measurement of agitated fluids by spectral averaging A microwave apparatus and method for ullage measurement of agitated materials is provided. The apparatus and method utilize a transformation of the reflected time domain signal into a frequency domain signal. The frequency domain signal is averaged using ... | 06/14/1994 |