Alphonse Poitevin
French chemist, photographer and engineer (1819–1882)
- Fame40.7
- Momentum0.0
- Wikipedia232
FranceSummary
Updated 2026-07-03
Alphonse Louis Poitevin was a French chemist, photographer and civil engineer who discovered the light–sensitive properties of bichromated gelatin and invented both the photolithography and collotype processes.
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Fame
Falling40.7
Composite of search demand, mentions, audience & graph footprint.
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Historical8.7
Source confidence55.0
Completeness70.0
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- 柏德范Low confidencewikipedia · zh.wikipedia.org
- الفونس پويتيڤينLow confidencewikipedia · arz.wikipedia.org
- Louis Alphons PoitevinLow confidencewikipedia · cs.wikipedia.org
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