Hand grader

Details Hand grader Hand grader

1998-05-29

1999-04-27

Baynham, Holly

Tools and hardware

Tools and implements for agriculture, forestry and horticulture

0805

Patent

active

D04086961

REFERENCES:
patent: D291273 (1987-08-01), Vosbikian
patent: D360342 (1995-07-01), Shea
patent: D391815 (1998-03-01), Venezio
patent: 1202791 (1916-10-01), Brownstein
patent: 2347963 (1944-05-01), O'Neill
patent: 2443602 (1948-06-01), Clark
patent: 3465457 (1969-09-01), Stone
patent: 3727964 (1973-04-01), Novdvik
patent: 3782770 (1974-01-01), Lee
patent: 4597204 (1986-07-01), Heiden
patent: 5048883 (1991-09-01), Waluk
patent: 5465510 (1995-11-01), Goodenough et al.

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