The broken lines of the socket in
The broken lines of the socket in
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| D108143 | Mandl | Jan 1938 | S |
| 2961905 | Stumpf | Nov 1960 | A |
| D246415 | Critcher | Nov 1977 | S |
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| D649417 | Gresham | Nov 2011 | S |
| D675496 | Chang | Feb 2013 | S |
| D709744 | Kluhsman, Jr. | Jul 2014 | S |
| 20150040729 | Ou | Feb 2015 | A1 |
| 20200139522 | Chiang | May 2020 | A1 |
| 20200198102 | Wu | Jun 2020 | A1 |
| 20210370485 | Hsieh | Dec 2021 | A1 |
| Entry |
|---|
| “Stanley 89-339 ½-Inch Drive 12-Point Professional Grade Metric Socket Set, 15-Piece” Amazon, Feb. 13, 2007, accessed Mar. 2, 2021 URL:<www.amazon.com/Stanley-89-339-12-Point-Professional-15-Piece/dp/B000NJ63Q8> (Year: 2007). |