|
US2704818A
(en)
*
|
1947-04-24 |
1955-03-22 |
Gen Electric |
Asymmetrically conductive device
|
|
US2615965A
(en)
*
|
1948-07-24 |
1952-10-28 |
Sylvania Electric Prod |
Crystal amplifier device
|
|
US2597734A
(en)
*
|
1948-11-15 |
1952-05-20 |
Hazeltine Research Inc |
Electrical crystal contact device
|
|
BE494845A
(oth)
*
|
1949-03-31 |
|
|
|
|
US2609427A
(en)
*
|
1949-05-31 |
1952-09-02 |
Rca Corp |
Three-electrode semiconductor device
|
|
NL154199C
(oth)
*
|
1949-06-14 |
|
|
|
|
US2708255A
(en)
*
|
1949-06-18 |
1955-05-10 |
Albert C Nolte |
Minute metallic bodies
|
|
US2675509A
(en)
*
|
1949-07-26 |
1954-04-13 |
Rca Corp |
High-frequency response semiconductor device
|
|
DE936758C
(de)
*
|
1949-11-15 |
1955-12-22 |
Rudolf Dr-Ing Rost |
Kristall-Polyode
|
|
US2861228A
(en)
*
|
1953-05-29 |
1958-11-18 |
Motorola Inc |
Semi-conductor unit
|
|
US2829992A
(en)
*
|
1954-02-02 |
1958-04-08 |
Hughes Aircraft Co |
Fused junction semiconductor devices and method of making same
|
|
US3078559A
(en)
*
|
1959-04-13 |
1963-02-26 |
Sylvania Electric Prod |
Method for preparing semiconductor elements
|
|
NL251301A
(oth)
*
|
1959-05-06 |
1900-01-01 |
|
|
|
US3187403A
(en)
*
|
1962-04-24 |
1965-06-08 |
Burroughs Corp |
Method of making semiconductor circuit elements
|
|
US3120087A
(en)
*
|
1962-12-28 |
1964-02-04 |
Robert H Holloway |
Method of mounting metallographic samples
|
|
DK125217B
(da)
*
|
1970-02-23 |
1973-01-15 |
Struers Chem Labor |
Slibe- eller polereemne med tilhørende prøveholder til anvendelse ved slibning eller polering til mikroundersøgelsesformål.
|
|
US4198788A
(en)
*
|
1978-07-28 |
1980-04-22 |
The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration |
Method of forming a sharp edge on an optical device
|