Specifications:

specialized adapter for NEC uPD78P312A devices in PLCC68 package
this adapter is suitable for manual mass-production programming
operating (mechanical) warranty of ZIF socket - 10,000 actuations
supported from PG4UW software version 3.21b,
s/n from 3696-00003 are supported from PG4UW software version 3.76
made in Slovakia
Ord. no.        70-3696
Socket        ZIF PLCC68, ClamShell type
Bottom        2x24 pins, square, 0.6x0.6mm, rows spacing 600mil