A world power conference was held in Tokyo from October 29 until November 7, 1929.
Badges were manufactured by Ando workshop in Tokyo.
1st variation (safety pin).
No.448
Size 36,9 mm.
Obverse
昭和四年 - 1929
世界動力會議東京部會 - World Power Conference Tokyo Subcommittee/Group
Ribbon
世界動力會議 - World...
1929 worldpowerconference in tokyo
1929 worldpowerconference in tokyobadge
1929年世界動力会議東京部会徽章
ando workshop
badge made by ando workshop
japanese badgeworldpowerconferencetokyoparticipantbadge
世界動力会議東京部会徽章
昭和4年世界動力会議東京部会徽章
昭和四年世界動力會議東京部會徽章