Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Welfide Corp
Original Assignee
Welfide Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Welfide CorpfiledCriticalWelfide Corp
Priority to JP49018941ApriorityCriticalpatent/JPS5761741B2/ja
Publication of JPS50111070ApublicationCriticalpatent/JPS50111070A/ja
Publication of JPS5761741B2publicationCriticalpatent/JPS5761741B2/ja
