Excavating – Snow or ice removing or grooming by portable device – Scraper blade
Patent
1980-02-22
1982-10-05
Eickholt, E. H.
Excavating
Snow or ice removing or grooming by portable device
Scraper blade
172777, E01H 500
Patent
active
RE0310450
ABSTRACT:
Snowplow blades can be immediately varied in length at one or both ends by providing extensions of the same shape as the blade, which extensions carry studs which are received in sockets, preferably lengthwise of the back of the blade. The studs are pinned in the sockets for quick and easy fastening and removal.
REFERENCES:
patent: 2746181 (1956-05-01), Molene et al.
patent: 2840932 (1958-07-01), Breyer
patent: 3034237 (1962-05-01), Wolfe et al.
patent: 3039209 (1962-06-01), Cron et al.
patent: 3803733 (1974-04-01), Ramsey
Essell Christopher W.
Essell Robert A. T.
Essell, deceased Albert E.
Essell, executrix by Virginia G.
Eickholt E. H.
Meyer Harold S.
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