Tekikokujin shutsugan no hatsumei kōan sōmokuji
By: Tokkyokyoku kanshū ; Teikoku Hatsumei Kyōkai hensan
Contributors: Teikoku Hatsumei Kyōkai
Publisher: Hatsumei Kōhō Kyōkai
Published: 1943
Place of publication: Tōkyō
Language: jpn
Number of pages: 90
Subjects: Patents
Notes: Cover title.