"without marking" is a perfectly acceptable phrase in written English.
It is often used to indicate the absence of distinct markers or features. For example, you could say "the hallway was painted without marking or decoration".
It returned the rest to the respective lenders, only without marking the notes as canceled.
A20 In Broward County, Fla., 6,686 voters handed in ballots seemingly without marking a choice for president.
Without marking time any longer, let's get to the point: above all, I'm the fellow who landed on the moon.
Three kinds of cyclic loading were used: constant amplitude loading (CAL), flightby-flight type spectrum loading without marking and flight-by-flight spectrum with marking.
In all, 6,686 voters in this sprawling county just north of Miami handed in ballots seemingly without marking a choice for president.
Mozart's body was buried, without marking, in a common grave, according to the typical practice of the day for the Viennese middle class, ensuring that no remains that are indisputedly his are available for testing.
However, it should be noted that the NRC values were for sheep without marked feed restriction.
Angiography of iTEV-PA after 12 months showed a well-formed vasculature without marked stenosis, aneurysmal change or thrombosis of iTEV-PA.
The (18 F-dopa PET scans showed bilateral presynaptic dopaminergic dysfunction without marked lateralization.
Lung consolidation with cystic changes: large hypoechoic area (consolidation) disrupting the visceral pleura with small, diffusely disseminated hyperechoic areas within the consolidated lung (without marked shadow artifacts).
Herpesviruses maintain long-term infectivity without marked antigenic variation.
