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Composition Slab (US Patent 1,744,303, 1930)

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Albert C. Fischer received US Patent No. 1,744,303 on January 21, 1930, filed October 19, 1925. It was assigned to Philip Carey Manufacturing Co.

The patent's description opens (from the scanned text):

The invention relates to improvement in composition slabs and to the methodoi the construction ofsame, as more fully described hereinafter and particularly pointedout' in'" the claims, and is typified by an expansion joint strip; which: is employed between rigid building or paving structure to .xfififiion andcontraction of the rigid elements. a I Heretofore it has been the practice in the manufacture of expansion joints to impregnate felt stripsiand build them into layers, , or reinforce asphalt mixtures Withsaturated felt sides, also the priorart-teachesfibrous; matter mixed with tar, p1tch or bituminous ...

Author
Albert C. Fischer
Published by
US Patent Office
Series
US Patent No. 1,744,303
Date
January 21, 1930
Library no.
ACL Doc 22111 · asbestosclaims.law/library/22111
Rights
US government work, in the public domain.

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Cite this document

Albert C. Fischer. “Composition Slab (US Patent 1,744,303, 1930).” January 21, 1930. US Patent No. 1,744,303. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22111. https://asbestosclaims.law/library/22111.

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