It is recommended to use the official scientific query method, and the list of steps to query the authenticity of domestic and foreign piano brands:
1. China Trademark Network query; 2. EU Trademark Network query; 3. The world's most Unbiased encyclopedia search engine Wikipedia query.
List the query methods of China Trademark Network:
The first step is to log in to Baidu or 360 comprehensive search
The second step is to enter the China State Administration for Industry and Commerce or China Trademark Network
The third step clicks to enter the State Administration for Industry and Commerce of the People's Republic of China
The fourth step clicks the trademark query
The fifth step clicks Comprehensive trademark search
The sixth step is to enter 15 in the international classification number (representing the musical instrument classification number)
The seventh step is to enter the piano brand to be searched in the trademark name column (English)
p>CONRADGRAF is a brand owned by the German Claude Musical Instruments Group. It is a truly century-old German brand. Today, Graf pianos are still on display in Beethoven’s former residence in Bonn. Welcome to inquire and identify !