|
FR2647005A1
|
SPHINCTEROTOME |
Expired / Lapsed
|
1989-05-19 |
— |
0 |
Details
|
|
EP0275215A1
|
Contrast agents for the gastrointestinal tract |
Expired / Lapsed
|
1988-01-15 |
— |
14 |
Details
|
|
EP0210043A2
|
Contrast agent for NMR scanning |
Expired / Lapsed
|
1986-07-16 |
— |
16 |
Details
|
|
US4880007A
|
Contrast agent for NMR scanning |
Expired / Lapsed
|
1986-07-11 |
1989-11-14 |
26 |
Details
|