CH 54f

From Inventing aviation
Jump to navigation Jump to search

In this period the Swiss patent category 54 was for Sport et divertissement, and subclass 54f was for Jouets, with certain exceptions. It included confetti, papillotes, de bonbons. This wiki has 2 patents in category "CH 54f".

Patents in category CH 54f

Enclosing categories Swiss patent classifications, 1908-1920
Subcategories
Keywords toys
Start year 1908
End year 1920