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83850229E MEMORY BOARD USA VINTAGE 1988 LAST ONE COLLECTIBLE QTY-1

IBM PC AT 16-bit ISA Bus Prototyping Extender Riser Card PCB JDR Microdevices

IBM PC AT 16-bit ISA Bus Prototyping Extender Riser Card PCB FR4 edge connector

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IBM Printed Circuit Board 15F8435 IBM-FRU-90X9441 Rigid PCB Mount used