Forward Citations = 23

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2 inventors (with patents filed for the assignee):

Michael J Purvis (1 out of 12 patents)

Joseph L Krechel (1 out of 8 patents)

1 patent: Sort by Forward Citations

#666 in St. Louis, MO

#1,887 in Missouri

#133,784 in US

Control Devices, Incorported

Forward Citations = 23

2 inventors:

Michael J Purvis (1 out of 12 patents)

Joseph L Krechel (1 out of 8 patents)

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