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Improvements in telephone appliance with sound reflection tabique for the chime. (Machine-translation by Google Translate, not legally binding)
Improvements in telephone appliance with sound reflection tabique for the chime. (Machine-translation by Google Translate, not legally binding)
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机译:改进了电话设备,使声音产生了声音反射。 (通过Google翻译进行机器翻译,没有法律约束力)
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摘要
Improvements in telephone equipment with sound reflection wall for the bell to increase its intensity of sound, characterized in that there is a partition for sound reflection in the immediate vicinity of the bell gong, surrounding the circumference. (Machine-translation by Google Translate, not legally binding)
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