'In 1823 this Scot obtained a patent for a process that made silk, paper & "other substances impervious to water and air"'
(Charles) Macintosh
INVENTORS: In 1823 this Scot obtained a patent for a process that made silk, paper & other substances impervious to water and air
In 1823 this Scot obtained a patent for a process that made silk, paper & "other substances impervious to water and air"
In 1823 this Scot obtained a patent for a process that made silk, paper & "other substances impervious to water and air"
INVENTORS
Charles Macintosh
INVENTORS