telegraph signal in English
electronic communications signal that is part of a telegram
Use "telegraph signal" in a sentence
Below are sample sentences containing the word "telegraph signal" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "telegraph signal", or refer to the context using the word "telegraph signal" in the English Dictionary.
1. Loomis in 1874 with another engineer developed and helped deploy four fire alarm telegraph signal boxes.