B31B2201/285 - CPC Classification Index

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Classification
B31B
B31B2201/00
B31B2201/28
B31B2201/281
B31B2201/284
B31B2201/285

ClassID:

54932 ⎘

B31B2201/285 - CPC Classification

Classification description:

Home
Classification
B31B
B31B2201/00
B31B2201/28
B31B2201/281
B31B2201/284
B31B2201/285

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