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Con-Spec Devices Inc.
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Wilmington, DE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus to adjust and maintain the distance between wall forms
Patent number
4,113,226
Issue date
Sep 12, 1978
Con-Spec Devices Inc.
Stanley Walski
E04 - BUILDING
Information
Patent Grant
Apparatus to adjust and maintain the distance between wall forms
Patent number
4,058,285
Issue date
Nov 15, 1977
Con-Spec Devices Inc.
Stanley Walski
E04 - BUILDING