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发明名称
DEVICE FOR DETERMINING THE PHOTOSYNTHETIC CAPACITY AND THE TRANSPIRATION RATE OF PLANTS
摘要
申请公布号
US3473022(A)
申请公布日期
1969.10.14
申请号
USD3473022
申请日期
1967.02.23
申请人
SIEMENS AG.
发明人
HEINZ WALZ;WERNER KOCH
分类号
G01N21/35;G01N31/00;G01N33/00;G01N33/497;(IPC1-7):G01N23/12
主分类号
G01N21/35
代理机构
代理人
主权项
地址
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