Forward Citations = 0

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2 inventors (with patents filed for the assignee):

Walter L Brassert (1 out of 12 patents)

Calvin Rushforth (1 out of 5 patents)

1 patent: Sort by Forward Citations

#216 in Woburn, MA

#6,488 in Massachusetts

#133,893 in US

Northern Research & Engineering Company

Forward Citations = 0

2 inventors:

Walter L Brassert (1 out of 12 patents)

Calvin Rushforth (1 out of 5 patents)

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