Wet/dry vacuum machine

Brushing – scrubbing – and general cleaning – Machines – With air blast or suction

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Details

15347, 15352, 15353, 55216, 55342, 55372, 55472, A47L 912

Patent

active

048948810

ABSTRACT:
A vacuum machine for collecting hazardous materials is adapted for wet or dry applications without diminishing the storage capacity of the reservoir.

REFERENCES:
patent: 2763619 (1954-03-01), Martin
patent: 3308609 (1967-03-01), McCulloch et al.
patent: 3606631 (1971-09-01), Vassh et al.
patent: 3618297 (1971-11-01), Hamrick
patent: 4055405 (1977-10-01), Thun-Hohenstein
patent: 4072483 (1978-02-01), Doyle
patent: 4185354 (1980-01-01), Brazier
patent: 4463474 (1984-08-01), Jacobs
patent: 4654926 (1987-04-01), McCambridge

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