Employment of Zheng Jiajun, 1937–: Hanyang Arsenal 漢陽兵工廠 (廠長,代火藥廠長)

 Occupation: id 67288
Organisation
Hanyang Arsenal 漢陽兵工廠
Original occupation text
廠長代火藥廠長
Range - Start date
1937
 
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Zheng, Jiajun 鄭家俊 (1896–)
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