| Company | MEDICAL GAS EQUIPMENT COMPANY INC |
|---|---|
| Address | 6035 North Olympia, CHICAGO, IL, 60631, USA |
| Title | Secretary |
| Company | AMERICAN GENERAL CORPORATION |
|---|---|
| Address | 2929 Allen Parkway, HOUSTON, TX, 77019, USA |
| Title | Secretary |
| Company | YSI ENVIRONMENTAL INC. |
|---|---|
| Address | 1725 BRANNUM LN., YELLOW SPRINGS, OH, 45387, USA |
| Title | Secretary |