Assignee

ADVANCE MACHINE

2 granted patents·50 citations·filing 1977–1978

Technology mixA47L2 E01H1

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2 records

0170US4158901AMobile surface cleaning machine having side mounted squeegeesADVANCE MACHINE·Filed 1977·Granted Jun 26, 1979·33 cites·8 claims
0254US4186459ACarpet brush attachment for a floor treating machineADVANCE MACHINE·Filed 1978·Granted Feb 5, 1980·17 cites·6 claims

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