패밀리특허 검색결과
Status	Patent	Country	KIPRIS
Registered	엑스선 튜브	KOREA
Registered	엑스선 튜브	KOREA
Registered	A stable x-ray tube	GERMANY
Registered	A stable x-ray tube	GERMANY
Registered	X-RAY TUBE	UNITED STATES
Registered	X-RAY TUBE	UNITED STATES
Registered	X-RAY TUBE	JAPAN
Registered	X-RAY TUBE	JAPAN