73102964
Oct 12, 1976
Jan 8, 1980
MICROFICHE AND MICROFILM SEMI-AUTOMATIC SOURCE DOCUMENT MICROFILMER AND PARTS FOR THE SAME, MICROFICHE AND MICROFILM RETRIEVAL AND REPRODUCTION APPARATUS AND CARTRIDGES AND OTHER PARTS FOR THE SAME, INTERMITTENT-FLOW MICROFILM CAMERAS AND CASSETTES AND OTHER PARTS FOR THE SAME, AND MICROFICHE AND MICROFILM INSPECTION VIEWING APPARATUS AND PARTS FOR THE SAME
Electrical and Scientific Apparatus