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E21B 33/1243

Units with longitudinally-spaced plugs for isolating the intermediate space {with inflatable sleeves}

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Edits on 16 Mar, 2022
"update inverses"
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Golden AI
edited on 16 Mar, 2022
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Child classification
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E21B 33/1246
"Entity importer update"
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Golden AI
edited on 16 Mar, 2022
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Parent classification
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E21B 33/124
Edits on 5 Mar, 2022
"Created via: Entity Importer"
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Golden AI
created this topic on 5 Mar, 2022
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Infobox (+3 properties)
Description (+101 characters)
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 E21B 33/1243

Units with longitudinally-spaced plugs for isolating the intermediate space {with inflatable sleeves}

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Is a
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Patent classification
Classification Type
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Cooperative Patent Classification
Website
http://data.epo.org/linked-data/def/cpc/E21B33-1243

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