"A häufebecher (German: stacking cup) is a stackable beaker, usually made of silver. They were well established in Germany by the 16th century and are often highly valued by antiques collectors." - (Wikipedia (en) 22.05.2019)
"... aus Zinn oder Edelmetall wurden die so genannten Haufebecher hergestellt, Sätze verschieden großer Becher, die sich ineinanderstellen lassen." (https://de.wikipedia.org/wiki/Becher; 22.05.2019)
"A häufebecher (German: stacking cup) is a stackable beaker, usually made of silver. They were well established in Germany by the 16th century and are often highly valued by antiques collectors." - (Wikipedia (en) 26.08.2023)
de
