Some outlets selling cuckoo clocks make explicit mention of the fact that all their clocks carry the seal , irrelevant of who the actual manufacturer is , similar to a bottle of Champagne can be called such based on region irrelevant of which orchard produced the wine .
Some outlets selling cuckoo clocks make explicit mention of the fact that all their clocks carry the seal , irrelevant of who the actual manufacturer is . 
 This could be similar to a bottle of Champagne being called such based on regional manufacture , irrelevant of which orchard produced the wine .