Manual for a punched card retrieval system for organic phosphorus compoundsJulius Frome · First published 1961Open the Tome
A system of retrieval compounds, compositions, processes, and polymersJulius Frome · First published 1958Open the Tome
Variable scope patent searching by an inverted file techniqueJacob Leibowitz, Julius Frome, D. D. Andrews · First published 1958Open the Tome
Recent advances in patent office searchingJulius Frome, D. D. Andrews, United States. Patent Office. Office of Research and Development · First published 1957Open the Tome
