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Walles Frank patents in 2018

Walles Frank was listed as an assignee on 2 patent publications in 2018.

Company year slice statistics
MetricValue
CompanyWalles Frank
Year2018
Patents2

Patents

Representative publications for Walles Frank in 2018.

Top CPC classifications

Most common classification codes for Walles Frank in 2018.

Top CPC codes for Walles Frank in 2018
CPCPatents
E21B43/262
E21B49/002
E21B49/0052
E21B41/00921
E21B43/141

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