Visual Communications Company
T-2 Telephone Slide Base - Type 3
Visual Communications Company
S-8 Single Contact Bayonet Base
Unspecified
S-8 Double Contact Bayonet Base
Visual Communications Company
S-8 Double Contact Bayonet Base
CML Microsystems Plc
T-2 Telephone Slide Base - Type 3
CML Microsystems Plc
S-8 Single Contact Bayonet Base
Visual Communications Company
S-8 Single Contact Bayonet Base
Visual Communications Company
T-2 Telephone Slide Base - Type 3