Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Patent
1988-08-25
1992-03-31
Ansher, Bernard
Machines not elsewhere specified
Material working, abrading, or founding machinery
Element or attachment
Patent
active
D03250350
REFERENCES:
patent: D213447 (1969-03-01), Small
patent: D254110 (1980-02-01), Stanley
patent: D264722 (1982-06-01), Summers et al.
patent: D290706 (1987-07-01), Peart et al.
patent: D293634 (1988-01-01), Rattner
patent: D299601 (1989-01-01), Campbell
patent: 1217838 (1917-02-01), Schmidt
patent: 4423568 (1984-01-01), Gould
patent: 4543021 (1985-09-01), Adler
Ansher Bernard
Hyder Philip S.
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