May 1, 1985
Abou-Sayed, A.S., and Clifton, R.J.
September 16, 1984
Abou-Sayed, A.S., and Dougherty, R.L.
September 16, 1984
R.H. Morales; A.S. Abou-Sayed; A.H. Jones; A. Al Saffar; R.A. Schmidt
May 13, 1984
Abou-Sayed, A.S., Terra Tek Inc., Clifton, R.J., Brown U., Dougherty, R.L. and Morales, R.H., Terra Tek Inc.
May 13, 1984
A.S. Abou-Sayed; K.P. Sinha; R.J. Clifton
June 1, 1983
Voegele, M.D., Abou-Sayed, A.S., and Jones, A.H.
November 1, 1982
Abou-Sayed, Ahmed S.
September 26, 1982
Abou-Sayed, A.S.
May 16, 1982
Usman Ahmed; John F. Schatz; Ahmed S. Abou-Sayed; Arfon H. Jones
May 1, 1982
Jones, A.H., Ahmed, U., Abou-Sayed, A.S., Mahyera, A., and Sakashita, B.
September 1, 1981
Sinha, K.P., Abou-Sayed, A.S., and Jones, A.H.