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INVENTORIES | 3 Months Ended
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Mar. 31, 2021
INVENTORIES [Abstract] |
INVENTORIES | NOTE 5 – INVENTORIES At March 31, 2021 and December 31, 2020 inventory consisted of the following:
|  | March 31, 2021 |  |  | December 31, 2020 |
Raw materials |  | $ | 34,631 |  |  | $ | 32,391 |
Work in process |  |  | 21,461 |  |  |  | 23,871 |
Finished goods |  |  | 47,134 |  |  |  | 32,377 |
Total inventory |  | $ | 103,226 |  |  | $ | 88,639 |
At March 31, 2021 and December 31, 2020, the Company held an inventory reserve of $1,124 and $1,140, respectively. System shipments of first-tools to an existing or prospective customer, for which ownership does not transfer until customer acceptance, are classified as finished goods inventory and carried at cost until ownership is transferred.

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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