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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 U7VTltJfbKZgDjIdW8OqNCegHAWRM/vjAfPbl3wH1UhaDsXiA4hSloSOL4e2o8Tq
 6vn06WNxuc4uLCFMFZ8FAg==

<SEC-DOCUMENT>0000351012-05-000021.txt : 20050202
<SEC-HEADER>0000351012-05-000021.hdr.sgml : 20050202
<ACCEPTANCE-DATETIME>20050202083353
ACCESSION NUMBER:		0000351012-05-000021
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050127
FILED AS OF DATE:		20050202
DATE AS OF CHANGE:		20050202

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GRAF A JAY
		CENTRAL INDEX KEY:			0001222351

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11344
		FILM NUMBER:		05567414

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		3179712022

	MAIL ADDRESS:	
		STREET 1:		C/O GUIDANT CORP
		STREET 2:		111 MONUMENT CIRCLE #2900
		CITY:			INDIANAPOLIS
		STATE:			IN
		ZIP:			46204-5129

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTERMAGNETICS GENERAL CORP
		CENTRAL INDEX KEY:			0000351012
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS FABRICATED METAL PRODUCTS [3490]
		IRS NUMBER:				141537454
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0531

	BUSINESS ADDRESS:	
		STREET 1:		450 OLD NISKAYUNA RD
		STREET 2:		PO BOX 461
		CITY:			LATHAM
		STATE:			NY
		ZIP:			12110-0461
		BUSINESS PHONE:		5187821122

	MAIL ADDRESS:	
		STREET 1:		450 OLD NISKAYUNA ROAD
		STREET 2:		PO BOX 461
		CITY:			LATHAM
		STATE:			NY
		ZIP:			12110-0461
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>c0001222351d20050202f3f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2005-01-27</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000351012</issuerCik>
        <issuerName>INTERMAGNETICS GENERAL CORP</issuerName>
        <issuerTradingSymbol>IMGC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001222351</rptOwnerCik>
            <rptOwnerName>GRAF A JAY</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>450 OLD NISKAYUNA ROAD</rptOwnerStreet1>
            <rptOwnerStreet2>P. O. BOX 461</rptOwnerStreet2>
            <rptOwnerCity>LATHAM</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>12110-0461</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Katherine M. Sheehan</signatureName>
        <signatureDate>2005-02-02</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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