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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-11-009989
Filing Date
2011-03-11
Accepted
2011-03-11 14:14:18
Documents
1
Period of Report
2011-03-09

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 2781
  Complete submission text file 0001127602-11-009989.txt   4091
Mailing Address 3169 RED HILL AVENUE COSTA MESA CA 92626
Business Address 3169 RED HILL AVENUE COSTA MESA CA 92626 7145490421
CERADYNE INC (Issuer) CIK: 0000018937 (see all company filings)

IRS No.: 330055414 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3990 Miscellaneous Manufacturing Industries

Mailing Address 3169 RED HILL AVENUE COSTA MESA CA 92626
Business Address
LaCourse William C (Reporting) CIK: 0001365500 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-13059 | Film No.: 11681430