A standard or guidon, as used in the military. Sherlock Holmes tries out his new guidon in the space station's bathroom. The standard features a capacitor and a daisy.
mark / sign / label / to mark with a symbol, label, lettering etc / to bear (a brand name, registration number etc) / prize / award / bid / target / quota / (old) the topmost branches of a tree / visible symptom / classifier for military units