Machines not elsewhere specified – Pump or compressor – Aquarium type
Patent
1977-05-23
1980-05-20
Largen, James R.
Machines not elsewhere specified
Pump or compressor
Aquarium type
D23 4, D1502
Patent
active
D02550334
REFERENCES:
patent: D182596 (1958-04-01), Jemison et al.
patent: D192060 (1962-01-01), Thomas
patent: D194570 (1963-02-01), Johnson
patent: D197819 (1964-03-01), Willinger
patent: D198066 (1964-04-01), Jemison et al.
patent: D211991 (1968-08-01), Mansell de May
patent: D220958 (1971-06-01), Marsh
patent: D227307 (1973-06-01), Wells
patent: D229178 (1973-11-01), Mixon
patent: D235924 (1975-07-01), Bright
Largen James R.
Nienow Harvey C.
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