Document Type and Number:
Japanese Patent JPS50117995
Kind Code:
U
Application Number:
JP2754074U
Publication Date:
September 26, 1975
Filing Date:
March 09, 1974
Export Citation:
International Classes:
A63H27/08; A63H27/10; B64C31/06; (IPC1-7): A63H27/08; A63H27/10
Foreign References:
| US3120366A | 1964-02-04 | |||
| US3547384A | 1970-12-15 |