Dammsugaren.
John S. Thurman hade en variant som drogs av häst och drevs med förbränningsmotor, men den ”blåste” bort dammet medans Hubert Cecil Booth’s variant ”sög” in dammet. även den drogs med häst och drevs av en förbränningsmotor. Booth uppfann sin variant 1901.
Jag använder mig mest av Wikipedia som källa: https://en.wikipedia.org/wiki/Hubert_Cecil_Booth
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