Remote telephone coupler as for medical emergency data transmission
作者： Stephen Jeffrey Ehrlich , Edward Robert Beyer
DOI:
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摘要: An acoustic telephone coupler for use in transmitting medical data over lines and adapts to accommodate any handset configuration. The slim base further functions as a spool lengthy cable, dual purpose strap alternatively retains the cable connector on or against transducers of coupler.
lens.org 参考文章(2)
Jan M Farlow, Ernest J Okleshen, Device for releasably clamping a telephone handset in a facsimile acoustic coupler ,(1968)
Larry E. Lamberth, Jimmy H. Davis, Universal flexible acoustic coupler muff system ,(1975)