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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0513134 (1974-10-08) |
우선권정보 | JA-0119303 (1973-10-12); JA-0119304 (1973-10-12); JA-0119305 (1973-10-12); JA-0119986 (1973-10-15); JA-0119987 (1973-10-15) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 44 인용 특허 : 0 |
This invention relates to protection cases for such portable sonance instruments as tape recorders, radio receiving sets, etc. These cases are made with waterproof sheet material such as vinyl chloride, so as to cover tightly to protect those instruments from water, spray, dust or the like.
A protection case for an audio instrument and operational controls, having speakers, said case being formed of waterproof sheet material in a shape roughly conforming to the shape of said instrument, said case having a first opening through which said instrument can be inserted and taken out, with p
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