| 46613, issued on November 23, 1926• United Nations Audiovisual Library of International Law | United States Environmental Protection Agency |
|---|---|
| Core, Jim, Rosalie Marion Bliss, and Alfredo Flores | — Appratus for Mixing a Liquid With a Gas, granted August 22, 1939 |
Scientific American Inventions and Discoveries, p.
| 46613, issued on November 23, 1926• Clean Air Act Amendments of 1977 , p | — Valve Mechanism for Dispensing Gases and Liquids Under Pressure; application September 28, 1969, issued March 17, 1953• Clean Air Act Amendments of 1977 , p |
|---|---|
| — Valve Mechanism for Dispensing Gases and Liquids Under Pressure; application September 28, 1969, issued March 17, 1953• , filed October 3, 1941 and granted October 5, 1943• McGrath Editor , Bridget E | United States Environmental Protection Agency |
Scientific American Inventions and Discoveries, p.
.
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