Nature, Volume 108Sir Norman Lockyer Macmillan Journals Limited, 1921 |
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Página 239
... industry passed over from this country to Germany , on the grounds that England never held supremacy in this industry . ( 2 ) They deny that State subsidies were made continuously to the optical glass industry in Germany from the time ...
... industry passed over from this country to Germany , on the grounds that England never held supremacy in this industry . ( 2 ) They deny that State subsidies were made continuously to the optical glass industry in Germany from the time ...
Página 240
... industry , but also much of that spirit in the dependent industry of optical in- strument manufacture , would pass over to the country in which there was close co - operation between these essentially related industries . If Messrs ...
... industry , but also much of that spirit in the dependent industry of optical in- strument manufacture , would pass over to the country in which there was close co - operation between these essentially related industries . If Messrs ...
Página 440
... industry decreased to one - half , the proportion contributed by the fixation industries has increased from 4 per cent . of the whole in 1912 to 43 per cent . in 1920 -i.e. an increase in percentage of tenfold . The fixation industries ...
... industry decreased to one - half , the proportion contributed by the fixation industries has increased from 4 per cent . of the whole in 1912 to 43 per cent . in 1920 -i.e. an increase in percentage of tenfold . The fixation industries ...
Índice
BarrettHamilton and M A C Hinton | 21 |
42s | 266 |
ROYAL AERONAUTICAL SOCIETY at Royal Society of Arts at 5 30 | 296 |
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