| 21. | Answering a ringing portable phone is more difficult than picking up a desktop phone.
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| 22. | The Kyoto-based company also benefitted from the growing popularity of portable phones in Japan.
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| 23. | Does that apply to cellular and portable phones, or just to the type with cords?
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| 24. | PORTABLE PSYCHOTHERAPY _ Technology has allowed people to buy ever-smaller portable phones and digital organizers.
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| 25. | These men in dark suits talking on portable phones.
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| 26. | In 2008, managers signed a contract with portable phone company Movistar Chile for 16 years.
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| 27. | Most of Japan's portable phone manufacturers use Sony batteries.
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| 28. | Portable phones freed us from connections to the wall.
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| 29. | Sending computer data through portable phones is one of the more popular uses being proposed.
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| 30. | Portable phones aren't the only items to be banned.
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