Patent Specimen - Marine Cement

Maker and role
Frank Goodall, Patentee
Production date
May 12 1891
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Object detail

Asphalt, cork, iron
4 1/8 x 3 1/4 x 7/8" (10.5 x 8.3 x 2.2cm)
5 x 3" (12.7 x 7.6cm)
Goodall claims as his patent "a marine cement consisting of a combination of asphaltum, ground cork, and boiled or other inactive oil, which latter has the effect of making the asphaltum elastic and to reduce the tendency to melt." (Patent Number 452,182)
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