US3140119A - Adjustable wheel chair arm rests -
US3140119A US207367A US20736762A US3140119A US 3140119 A US3140119 A US 3140119A US 207367 A US207367 A US 207367A US 20736762 A US20736762 A US 20736762A US 3140119 A US3140119 A US 3140119A Authority US United States Prior art keywords arm rest wheel chair arm retracted horizontally slidable Prior art date 1962-07-03 Legal status (The legal status is an …
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