Assertion: antenna's use | /r/AtLocation | cable
Facets:
value: across lake constance
type: LOCATION
value: by siemens
type: OTHER
value: by halske
type: OTHER
Source sentences:
text: Loading coils solve the dispersion problem, and the first use of them on a submarine cable was in 1906 by Siemens and Halske in a cable across Lake Constance.