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The most expensive item with a signature of Martin Cooper (MARTIN COOPER - PHOTOGRAPH SIGNED) was sold in December 2021 for $100.00 while the cheapest item (Martin Cooper Autograph Signed American Pie Card Inventor of the Cell Phone) found a new owner for $0.99 in January 2016. The month with the most items sold (4) was October 2014 with an average selling price of $7.14 for an autographed item of Martin Cooper. Sold items reached their highest average selling price in December 2021 with $100.00 and the month that saw the lowest prices with $0.99 was January 2013. In average, an autographed item from Martin Cooper is worth $15.00.
In total, we tracked 85 items since 01/01/2008. The chart below shows the trade volume over time.
Most recently, these items with a signature of Martin Cooper were sold on eBay - click here for more items.
|Item Title ▼||Price||Store|
|Inventor of Cell Phone Martin Cooper Autograph||$24.99|
|INVENTOR OF THE CELL PHONE MARTIN COOPER SIGNED BUSINESS CARD||$12.50|
|MARTIN COOPER - PHOTOGRAPH SIGNED||$100.00|
|MARTIN COOPER autograph INVENTOR of 1st mobile phone business card signed||$25.00|
|Martin Cooper Historic Inventor of the Cell Phone Signed 3x5 Index Card C12197||$11.24|
|Martin Cooper inventor Mobile Cellular Cell Phone autographed signed photo||$4.24|
|Martin Cooper inventor Mobile Cellular Cell Phone autographed signed photo||$3.80|
|Martin Cooper inventor Mobile Cellular Cell Phone autographed signed photo||$3.30|
|MARTIN COOPER INVENTOR OF THE CELL PHONE SIGNED BUSINESS CARD||$50.00|
|Martin Cooper REAL SIGNED Paper COA Autographed Motorola Cell Phone Inventor||$39.99|
|Martin Cooper Signed 3x5 Index Card Autographed Signature Cell Phone Inventor||$40.00|
|Martin Cooper Signed Business Card DYNA||$45.00|
|Martin Cooper signed/auto Cell Phone Inventor Communciations RARE COA LOOK!!||$49.99|
|Martin Cooper, Inventor of the Cell Phone, Signed & Inscribed 7 x 5 Photo, COA||$24.99|
|SIGNED INDEX CARD BY MARTIN COOPER! HE INVENTED THE CELL PHONE CELLULAR PIONEER||$5.80|