THERMOSPECTRA CORP

Q: Oct 2 1999

Q: Jul 3 1999

FY: Jan 2 1999

Q: Jul 3 1999

Q: Apr 3 1999

FY: Jan 2 1999

Q: Oct 3 1998

Q: Jul 4 1998

Q: Apr 4 1998

FY: Jan 3 1998

Q: Sep 27 1997

Q: Jun 28 1997

Q: Mar 29 1997

FY: Apr 24 1997

FY: Dec 28 1996

Q: Sep 28 1996

Q: Aug 6 1996

Q: May 7 1996

ITEM INFORMATION:

5,7

5

5,7

2,7

2,7

5

2,7

Current report pursuant to Section 13 or 15(d)

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

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

Post-effective amendment to a registration statement

Registration statement under Securities Act of 1933 (amendment)

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

Prospectus Supplement for Primary Offering

Post-effective amendment to a registration statement

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

No description available

No description available

No description available

Definitive Proxy Statement

No description available

No description available

No description available

Definitive Proxy Statement

Definitive Proxy Statement

THERMOSPECTRA CORP

THERMOSPECTRA CORP

THERMOSPECTRA CORP

THERMOSPECTRA CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP

THERMO ELECTRON CORP