Documents in our library describe Resistal (Ambler Asbestos Shingle & Sheathing) as “asbestos composition board”.1 They give it as sold from 1930.1,2 Where the documents differ, each is listed below with its source.
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Pictures
How Resistal (Ambler Asbestos Shingle & Sheathing) looked: a label, photograph or catalog page from our library. Each picture has its own page and library number, so it can be cited on its own.
What each document says
Every statement about Resistal (Ambler Asbestos Shingle & Sheathing) in the documents, in each document's own words.
USPTO trademark case files (Trademark Full Text XML Data, Annual Applications, 2025 edition)
Advertisement: Resistal asbestos board (Ambler Asbestos Shingle & Sheathing Company), Image
- Sold from: “Date of First Use in Commerce: December 1, 1930”, said by Ambler Asbestos Shingle & Sheathing Company, as recorded by U.S. Patent Office trademark file2
- Asbestos content: “AN AMBLER ASBESTOS PRODUCT; A specially prepared Asbestos Board designed to withstand unusual and severe conditions.; AMBLER ASBESTOS SHINGLE & SHEATHING COMPANY; FIREPROOF Ambler ASBESTOS PRODUCTS”, p. 12
Asbestos Magazine, 1931, June 1931
- Description: “asbestos composition board”, said by Ambler Asbestos Shingle & Sheathing Co., as recorded by Asbestos (magazine), "Trade Marks" column, p. 593
- Description: “For asbestos composition board”, said by Ambler Asbestos Shingle & Sheathing Co., as recorded by Asbestos (magazine), p. 573
- Description: “asbestos composition board”, said by Ambler Asbestos Shingle & Sheathing Co., as recorded by Asbestos (magazine), "Trade Marks" column, p. 573
References
- USPTO trademark case files (Trademark Full Text XML Data, Annual Applications, 2025 edition) (March 24, 1931). Not yet published in our library.
- Advertisement: Resistal asbestos board (Ambler Asbestos Shingle & Sheathing Company), Image.
- Asbestos Magazine, 1931, June 1931 (June 1, 1931), p. 59.
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“Resistal (Ambler Asbestos Shingle & Sheathing).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/ambler-asbestos-shingle-and-sheathing-resistal.
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