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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000315066-14-002900
Filing Date
2014-05-12
Accepted
2014-05-12 11:25:48
Documents
1

Document Format Files

Seq Description Document Type Size
1 filing.txt SC 13G/A 7352
  Complete submission text file 0000315066-14-002900.txt   8933
Mailing Address 245 SUMMER STREET BOSTON MA 02210
Business Address 245 SUMMER STREET BOSTON MA 02210 6175706339
FMR LLC (Filed by) CIK: 0000315066 (see all company filings)

IRS No.: 061209781 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 25 SAWYER PASSWAY FITCHBURG MA 01420
Business Address 25 SAWYER PASSWAY FITCHBURG MA 01420 978-345-5000
ARRHYTHMIA RESEARCH TECHNOLOGY INC /DE/ (Subject) CIK: 0000819689 (see all company filings)

IRS No.: 720925679 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-40548 | Film No.: 14831982
SIC: 3845 Electromedical & Electrotherapeutic Apparatus