Download How to Invent by M. W. Thring, E. R. Laithwaite (auth.) PDF

By M. W. Thring, E. R. Laithwaite (auth.)

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In 1912 Mr Justice D. Brandeis remarked that 'the great organisations are constantly unprogressive. They will not take on the big thing. Take the gas companies, they would not touch the electric light. ' Edison's contribution to the telephone was to separate the microphone from the earphone and by 1878 he produced a really successful carbon microphone in which the sound waves varied the resistance. Western Union sold 23 out their telephone interests to the Bell Company in 1879. Edison believed in the method of serendipity, starting in one direction but observing a phenomenon which, to his well-stocked mind, suggested a solution to another problem.

Immediately below the individual-extending category come all the inventions which enable humanity to earn the necessities of a full life without having to endure excessively long hours or highly repetitive work. In the positively evil category at the bottom come all the inventions of war and torture, and all the harmful consequences of cheap, careless or wronglymotivated inventions such as Pollution Noise Ugliness Exhaustion of minerals and fuel. It is a sad commentary on our society that in the last two hundred years the inventor has increased the productivity of the soldier (measured by destruction produced by one hour's work) by a factor of more than ten thousand and has increased chemical pollution and noise by a similar factor, while in the same period he has increased the productivity of the factory worker and the farm labourer only by a factor nearer ten than one hundred.

In 1875 Edison was asked by Western Union to work on the telephone; they rejected Bell's work because he wanted $100000 for the patents. They were reluctant to improve their telegraphs on the principle enunciated by Andrew Carnegie that 'pioneering don't pay'. In 1912 Mr Justice D. Brandeis remarked that 'the great organisations are constantly unprogressive. They will not take on the big thing. Take the gas companies, they would not touch the electric light. ' Edison's contribution to the telephone was to separate the microphone from the earphone and by 1878 he produced a really successful carbon microphone in which the sound waves varied the resistance.

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