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For the Inventor, By the Inventor

Johannesburg, South Africa

Press Engineering (Proprietary) Company


USPTO Granted Patents = 1

Forward Citations = 24

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1 inventor (with patents filed for the assignee):

goldMedal Murray B Blumberg (1 out of 14 patents)


1 patent:

1. 5862579 - File fastener method of manufacture (1999-01-26),
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USPTO Data Jan 1 1976 - Oct 6 2026

1 Patents

#69 in Johannesburg

#341 in South Africa

Johannesburg, ZA
Johannesburg, South Africa

Press Engineering (Proprietary) Company

Forward Citations = 24

1 inventor:

goldMedal Murray B Blumberg (1 out of 14 patents)

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