Would you believe me, if I told you that I used a machine like that as a child, somewhere between 1975 to 1978 in the then capital of West-Germany? In a store

Would you believe me, if I told you that I used a machine like that as a child, somewhere between 1975 to 1978 in the then capital of West-Germany? In a store of the chain Salamander. As a curiosity, because we wanted to wriggle our toes in there.