Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
who invented the electric light bulb in 1879 | 0.75 | 0.1 | 5194 | 70 |
first electric light bulb invented in 1879 | 1.75 | 0.9 | 645 | 10 |
electric light bulb invented 1879 | 0.87 | 0.9 | 5024 | 3 |
who created the electric light bulb | 0.61 | 0.7 | 3955 | 86 |
who invented the electric bulb | 1.47 | 0.9 | 585 | 100 |
who patented the electric light bulb | 1.25 | 0.2 | 8245 | 9 |
invention of electric light bulb | 0.66 | 0.2 | 5267 | 54 |
when were electric light bulbs invented | 1.89 | 0.7 | 8229 | 86 |
first electric light bulb inventor | 0.76 | 0.3 | 1181 | 38 |
when was the electric bulb invented | 1.64 | 0.2 | 4368 | 68 |