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INVENTORY (Tables)

3 Months Ended

Mar. 31, 2012

INVENTORY

Schedule of composition of inventory, net of reserves

		March 31, 2012			December 31, 2011
Parts and supplies		$	238,525		$	225,804
Work in progress		125,247			103,414
Finished goods		33,606			32,467
Inventory, net of reserves		$	397,378		$	361,685

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Topic

-SubTopic

-Publisher SEC

-Number 210

-Article 5

-Subparagraph a,b,c

-Name Regulation S-X (SX)

-Paragraph 6

-Section 2

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