This document appears to be a technical drawing or schematic with labeled sections A through D and various numbers that could represent measurements, quantities, or other specifications. It was designed by Natalino Rusnaldy, PhD and checked and approved by others on May 21st and 22nd of 2015. The document relates to something called "KOTAK CARBURIZING UNDIP" but provides little other contextual information in the 3 line document.

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KOTAK CARBURIZING
UNDIP
NATALINO RUSNALDY,PhD 5/22/2015 5/21/2015
Designed by Checked by Approved by Date
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