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For the Inventor, By the Inventor

Erie, PA, United States of America

Ber-lo Manufacturing Company, Inc.


USPTO Granted Patents = 1

Forward Citations = 17

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1 inventor (with patents filed for the assignee):

goldMedal Francis V Marchal (1 out of 4 patents)


1 patent:

1. 5386965 - High pressure flow valve with pressure assist valve seal (1995-02-07),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#65 in Erie, PA

#4,874 in Pennsylvania

#133,781 in US

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Erie, PA, United States of America

Ber-lo Manufacturing Company, Inc.

Forward Citations = 17

1 inventor:

goldMedal Francis V Marchal (1 out of 4 patents)

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