|
JPS60175477A
|
Laser light amplifier |
Expired / Lapsed
|
1984-02-21 |
— |
0 |
Details
|
|
US5897487A
|
Front end hood for endoscope |
Expired / Lapsed
|
1998-04-14 |
1999-04-27 |
26 |
Details
|
|
US5130996A
|
Solid-state laser device capable of generating a harmonic l… |
Expired / Lapsed
|
1990-11-30 |
1992-07-14 |
9 |
Details
|
|
US4643982A
|
High-strength glass-ceramic containing anorthite crystals a… |
Expired / Lapsed
|
1985-12-04 |
1987-02-17 |
8 |
Details
|