Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A cikin 1965, Richard Isbell ya ƙirƙiri nau'in rubutun Americana don American Type Founders kuma ya haɗa da interrobang a matsayin ɗayan haruffa. A cikin 1968, an sami mabuɗin interrobang akan wasu injunan rubutu na Remington. A cikin 1970s, maye gurbin maɓallin keɓaɓɓu da nau'ikan rubutu sun kasance don wasu injunan rubutu na Smith-Corona.  Tambaya: Wace maɓalli ta musamman ce ake samu a wasu na'urorin rubutu na Remington da aka ƙera a shekara ta 1968?
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