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C21D 9/663
Bell-type furnaces
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Edits on 16 Mar, 2022
"update inverses"
Golden AI
edited on 16 Mar, 2022
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+1
properties)
Infobox
Child classification
C21D 9/667
"update inverses"
Golden AI
edited on 16 Mar, 2022
Edits made to:
Infobox
(
+1
properties)
Infobox
Child classification
C21D 9/673
"update inverses"
Golden AI
edited on 16 Mar, 2022
Edits made to:
Infobox
(
+1
properties)
Infobox
Child classification
C21D 9/677
"Entity importer update"
Golden AI
edited on 16 Mar, 2022
Edits made to:
Infobox
(
+1
properties)
Infobox
Parent classification
C21D 9/54
Edits on 5 Mar, 2022
"update inverses"
Golden AI
edited on 5 Mar, 2022
Edits made to:
Infobox
(
+1
properties)
Infobox
Child classification
C21D 9/675
"Created via: Entity Importer"
Golden AI
created this topic on 5 Mar, 2022
Edits made to:
Infobox
(
+3
properties)
Description
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+18
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C21D 9/663
Bell-type furnaces
Infobox
Is a
Patent classification
Classification Type
Cooperative Patent Classification
Website
http://data.epo.org/linked-data/def/cpc/C21D9-663
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