Machines not elsewhere specified – Pump or compressor – Aquarium type
Patent
1977-01-17
1978-03-07
Largen, James R.
Machines not elsewhere specified
Pump or compressor
Aquarium type
D1502
Patent
active
D02474360
REFERENCES:
patent: D207363 (1967-04-01), Lovitz
patent: D215765 (1969-10-01), Levin
patent: D224355 (1972-07-01), Kondo
patent: D224356 (1972-07-01), Kondo
patent: D227506 (1973-06-01), Kondo
patent: D227507 (1973-06-01), Kondo
patent: 3671151 (1972-06-01), Duke et al.
patent: 3825374 (1974-07-01), Kondo
patent: 3830596 (1974-08-01), Kondo
Levin Monte L.
Willinger Allan H.
Willinger Harding W.
Friedman Abraham
Largen James R.
Willinger Bros. Inc.
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