Employment of Zheng Fengzhen, 1940–: 資源委員會四川油礦探勘處 (礦務助理工程師)

 Occupation: id 68044
Organisation
資源委員會四川油礦探勘處 (四川油礦探勘處)
Original occupation text
礦務助理工程師
Range - Start date
1940
 
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Zheng, Fengzhen 鄭鳳珍 (1911–)
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