Diazo developer apparatus

Details Diazo developer apparatus Diazo developer apparatus

1977-12-21

1980-02-26

Burke, Wallace R.

Photography and optical equipment

Projector or viewer

With provision for transparency magazine

D1603

Patent

active

D02543109

REFERENCES:
patent: D228152 (1973-08-01), Matwey
patent: D237829 (1975-11-01), Donneux
patent: D240162 (1976-06-01), Matwey
Super Diazo Advertisement Brochure Submitted by applicant in prior art statement (7-19-78).

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