Claymo of an unknown master Leningrad - initials "GB" - 1789.

ФОClaymo Master of Ovcinnikov Fedor Alexeiwich - Moscow - initials of FO - 1881 - early 20th century

Klemo, unknown master Tbilisi, 1855.

ВСClaymo of an unknown master of the Rjev - initials of the Air - 1885.

Ф-СClaymo Master of the Silver Fedor Ilin - Moscow - initials of the F-C - 2nd half of the 18th century

ССClaymo Master Strelbica Samson Ivanovich - Kiev - initials of the SS - the end of the 18th century - the first quarter of the 19th century

ЛОKleimo, an unknown master of Moscow, initials of "L" - 1880-1890.