E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/41
E21B 34/12 (2006.01)
Patent
CA 836332
Abdullaev Asker Alekper Ogly
Alizade Fuad Agasamedovich
Aslanov Mukhtar Makhmud Ogly
Grobshtein Solomon Romanovich
Ragimova Elmira Mamed Kyzy
Na
Nauchno-Issledovatelsky I. Proektny Institut "neftekhimavtomat"
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