MOLECULAR DYNAMICS INC

Q: Jul 5 1998

FY: Dec 28 1997

Q: Mar 31 1998

FY: Dec 28 1997

Q: Sep 30 1997

Q: Jun 30 1997

Q: Mar 30 1997

FY: Mar 31 1997

FY: Dec 29 1996

Q: Jun 30 1996

FY: Dec 31 1995

Q: Nov 12 1996

Q: Aug 13 1996

Q: May 14 1996

Certification of termination of registration of a class of securities (Section 12(g))

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

No description available

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

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Definitive Proxy Statement

KOPP INVESTMENT ADVISORS INC

APB ACQUISITION CORP

APB ACQUISITION CORP

MOLECULAR DYNAMICS INC

APB ACQUISITION CORP

KOPP INVESTMENT ADVISORS INC

STATE OF WISCONSIN INVESTMENT BOARD

STATE OF WISCONSIN INVESTMENT BOARD

STATE OF WISCONSIN INVESTMENT BOARD