This standard specifies the types and dimensions of bayonet lamp caps. This standard applies to the type and size of bayonet-type lamp caps for electric light sources.
GB 1407-1996 history
2008GB/T 1406.5-2008 Types and dimensions of lamp caps.Part5:Bayonet caps
1996GB 1407-1996 Types and dimentions of bayonet lamp caps
1978GB 1407-1978 Bayonet lamp caps--Types and dimensions
0000年 GB 1004-1967
GB 1407-1996 Types and dimentions of bayonet lamp caps was changed to GB/T 1406.5-2008 Types and dimensions of lamp caps.Part5:Bayonet caps.