共 66 条
[1]
ALEXANDER WB, 1972, Patent No. 3698853
[2]
AUGURT TA, 1976, Patent No. 3960152
[3]
BARROWS TH, 1981, Patent No. 30822
[4]
BRENNAN JM, 1983, POLYM SCI TECHNOL, V17, P36
[5]
Capozza RC, 1976, US Patent, Patent No. [3,989,535, 3989535]
[6]
Carpozza RC, 1976, US Patent, Patent No. [3,988,411, 3988411]
[8]
COQUARD J, 1976, Patent No. 2528851
[9]
CRAIG PH, 1975, SURG GYNECOL OBSTET, V141, P1
[10]
Doddi N., 1977, U.S. Patent, DOI 4,052,988, Patent No. 4052988