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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001258897-15-001162
Filing Date
2015-02-05
Accepted
2015-02-05 09:34:52
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A rrd526.htm SC 13G/A 51153
  Complete submission text file 0001258897-15-001162.txt   52787
Mailing Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746
Business Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746 (512) 306-7400
DIMENSIONAL FUND ADVISORS LP (Filed by) CIK: 0000354204 (see all company filings)

IRS No.: 222370029 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address LAUREL BROOK ROAD MIDDLEFIELD CT 06455
Business Address LAUREL BROOK RD MIDDLEFIELD CT 06455 8603478506
ZYGO CORP (Subject) CIK: 0000730716 (see all company filings)

IRS No.: 060864500 | State of Incorp.: DE | Fiscal Year End: 0630
Type: SC 13G/A | Act: 34 | File No.: 005-36073 | Film No.: 15578253
SIC: 3827 Optical Instruments & Lenses