when was the landline phone invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was the landline phone invented	1.83	1	4930	41	36
when	1.7	1	9749	79	4
was	0.52	1	1464	41	3
the	0.5	0.2	5878	61	3
landline	0.88	0.5	2948	20	8
phone	0.51	0.3	2988	26	5
invented	1.29	1	5336	97	8

Keyword	CPC	PCC	Volume	Score
when was the landline phone invented	0.91	0.2	8836	41
when was the first landline phone invented	1.03	0.4	4804	51
when was the landline invented	0.74	0.2	2148	90
who invented the landline telephone	0.33	0.5	8111	10
history of landline telephones	0.9	0.3	776	39
when did landline phones become common	0.02	0.9	3629	93
when was the line phone made	0.99	0.7	43	68
when were phone lines invented	1.36	0.9	2897	8
when was the mobile telephone invented	1.28	1	228	13
when were telephone lines invented	0.05	0.3	1072	98
when was the telephone developed	0.8	1	6026	7
when were landlines created	0.38	0.2	2818	8
who made the first landline	0.38	0.9	7602	1
when where telephone invented	1.18	0.1	718	29
what year was telephone invented	0.96	0.8	5920	69
history of telephone lines	1.68	0.8	6371	34