Пробоотборник для отбора средних проб воды из рек, каналов и т.п. водоемов
申请公布号:SU49485(A1)
申请号:SU19330172762
申请日期:1933.07.11
申请公布日期:1936.08.31
发明人:KAZACHKOV L.I.
分类号:G01N1/12
主分类号:G01N1/12
DECORATION OF CERAMIC PRODUCT WITH THICK COATING
CLEANING DEVICE FOR HOT BATHWATER
KITCHEN KNIFE HOLDER FITTED WITH GRINDSTONE
THREAD DETACHING METHOD FOR SEWING MACHINE FOR LOOP SEWING
FIBER BASED CUSHION BODY AND ITS PRODUCTION
FLOOR BRUSH FOR VACUUM CLEANER
REAGENT FOR MEASUREMENT OF CHEMILUMINESCENCE AND METHOD FOR MEASUREMENT OF CHEMILUMINESCENCE