Employment of Yu Ruichao, 1937–: Guangzhou Public Works Department 廣州市工務局 (課長,技正)

 Occupation: id 71698
Organisation
Guangzhou Public Works Department 廣州市工務局 (廣州工務局)
Original occupation text
課長技正
Range - Start date
1937
 
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Yu, Ruichao 余瑞朝 (1897–)
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