| 摘要 |
799,695. Insoles. BRITISH BATA SHOE CO., Ltd. April 5, 1956 [April 6, 1955], No. 10403/56. Class 17(2) A ventilating insole 1 of yielding elastic material preferably of a spongy nature has cavities 2 on its underside at its edges communicating with the shoe by notches 3. The central part is solid throughout. An arch thickening 4 may be provided and the insole may be covered on the upper face by a protective insole 5 of canvas or paper.
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