Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner
Patent
1994-03-21
1995-08-01
Graham, Gary K.
Brushing, scrubbing, and general cleaning
Attachments
Optical-member-attachable cleaner
1525032, 1525022, 403 72, B60S 140
Patent
active
054370779
ABSTRACT:
A rotating window wiper arm having a pair of semi-cylindrical elements one of which being coaxially mounted on the distal portion of a windshield wiper arm and the other being attached to said windshield wiper functioning to provide an inexpensive and novel connection being adaptively utilized on old and new vehicles preventing wiper hopping and skipping across said windshield resulting in a clean wipe in both directions of movement.
REFERENCES:
patent: 1112793 (1914-10-01), Heineman
patent: 2160736 (1939-05-01), Horton
patent: 2270589 (1942-01-01), Hansen
patent: 3440678 (1969-04-01), Tibbet
patent: 4169298 (1979-10-01), Smith
Graham Gary K.
Ruano William J.
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