Photography and optical equipment – Optical article not elsewhere specified – Lens or objective
Patent
1980-05-27
1982-10-19
Lucas, Susan J.
Photography and optical equipment
Optical article not elsewhere specified
Lens or objective
D1606
Patent
active
D02665697
REFERENCES:
patent: 118294 (1971-08-01), Stevens
patent: D212201 (1968-09-01), Grayson
patent: 2537456 (1951-01-01), Goss
patent: 2609538 (1952-09-01), Jackson
patent: 3120403 (1964-02-01), Molzan et al.
patent: 3874776 (1975-04-01), Seron
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