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Peterson Elmer Richard patents in 2018

Peterson Elmer Richard was listed as an assignee on 3 patent publications in 2018.

Company year slice statistics
MetricValue
CompanyPeterson Elmer Richard
Year2018
Patents3

Patents

Representative publications for Peterson Elmer Richard in 2018.

Top CPC classifications

Most common classification codes for Peterson Elmer Richard in 2018.

Top CPC codes for Peterson Elmer Richard in 2018
CPCPatents
E21B43/122
E21B17/001
E21B17/101
E21B34/081
E21B43/041

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