Inventor · disambiguated record

Drew E. Albrecht

Also filed as: ALBRECHT DREW E

1 granted patent·8 citations·filing 1978–1978

31Inventor score

Technology areasH01J

Files withIBM1

Top patents by PatentIndex Score

1 record

0154US4137459AMethod and apparatus for applying focus correction in E-beam systemIBM·Filed 1978·Granted Jan 30, 1979·8 cites·3 claims

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