Where was the first telegraph invented searching

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Keyword	CPC	PCC	Volume	Length string	Score
where was the first telegraph invented	1.54	1	5518	38	86
who invented the first telegraph	1.41	0.6	5566	32	51
when was the first telegraph invented	0.17	0.1	9316	37	34
telegraph first invented	1.83	0.7	6452	24	82
who invented the first telegraph instrument	1.44	0.6	4380	43	77
who invented the first telegraph machine	0.85	0.5	7860	40	32
who invented the first telegraph in the world	0.37	1	3622	45	96
invented the first telegraph	1.67	0.3	2898	28	76
samuel morse invented the first telegraph	1.98	0.5	5685	41	61
who invented the first electric telegraph	0.4	0.4	8893	41	77
who invented the first electrical telegraph	1.65	0.2	2003	43	31
who invented the first magnetic telegraph	1.54	0.8	6466	41	27

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