Plastic article or earthenware shaping or treating: apparatus – Hand movable – substrate traversing – plural dimension shaping...
Patent
1987-06-15
1988-04-12
Hoag, Willard
Plastic article or earthenware shaping or treating: apparatus
Hand movable, substrate traversing, plural dimension shaping...
152354, 152357, B28B 1700, B29C 5902
Patent
active
047370971
ABSTRACT:
A concrete slab hand finishing tool is provided with, in combination, a flat floor surface working area, a lip offset surface working area joined to the flat floor surface working area, a flat lip surface working area joined to lip offset working area, and an edge surface working area joined to the flat lip surface working area.
REFERENCES:
patent: 761242 (1904-05-01), Meyers
patent: 855633 (1907-06-01), Herring
patent: 1005964 (1911-10-01), Grundy
patent: 2526401 (1950-10-01), Oscar
Dunbar Daniel H.
Hoag Willard
Watkins Robert B.
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