Invitation to Bid – Engagement of a Contractor for the Land Gravity-Magnetic and Geodetic/Differential Global Positioning System (DGPS) surveys in Service Contract 37 (SC37) Cagayan Basin ( Re-Bid)

Invitation to Bid

To: All Prospective Bidders
Subject: Engagement of a Contractor for the Land Gravity-Magnetic and Geodetic/Differential Global Positioning System (DGPS) surveys in Service Contract 37 (SC37) Cagayan Basin ( Re-Bid)
Date: November 29, 2017

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